conditions Flashcards
what post operative care should be given for a liver transplant
12-48 hour ICU care
prophylactic antibiotics
anti rejection drugs - steroids , azathioprine, cyclosporine
what are risk factors for developing primary biliary cholangitis
family history many UTIs smoking other autoimmune diseases female , 50
what is the prevalence of IBS
10-20% - age of onset <40 years
what diagnostic test confirms cirrhosis
liver biopsy
can also ultrasound, MRI, ascitic tap
what is malnutrition
state of nutrition in which a deficiency or excess of energy, protein, and other nutrients causes measurable adverse effects on tissue/ body form/ function and clinical outcome
(failure to meet nutritional requirements of individual)
what is the initial management for acute pancreatitis
analgesia, Iv fluids, oxygen
blood transfusion if low Hb
nasogastric tube for nutrition
treat underlying cause
what is the operative treatment for gall stones
laparoscopic cholecystectomy (can do open/ mini )
what are the main symptoms of IBS
abdominal pain abdominal bloating - mucus in stools altered bowel habit flatulence/ belching weight loss
how is oesophageal carcinoma diagnosed
biopsy via endoscopy
what is helicobacter pylori
genius of spiral flagellated gram negative bacteria, found in the stomach within the mucosal layer
almost always present in gastric/ duodenal ulceration
what advice is given to manage the pancreatic function in chronic pancreatitis
low fat/ protein
pancreatic enzyme supplement s
insulin
what is ascites
accumulations fluid in the peritoneal cavity
what is tested in the 2007 Scottish bowel screening program
from age 50-74 - FOBT every 2 years
colonoscopy if positive
who is entitled to a liver transplant
CLD with poor QOL
hepatocellular carcinoma
acute liver fialure
genetic diseases
what are some small bowel causes of a lower GI bleed (only 5%)
Meckel’s diverticulum, angiodysplasia, ulceration, aorta-entero fistulation (following AAA repair)
what is the palliative care of jaundice
endoscopic stent
opiates, radiotherapy, coeliac plexus block
what is cyclical vomiting syndrome
2-3 episodes a day, 2-3 times a month for 2-3 years - need hospitalisation for rehydration
what are oesophageal causes of an upper GI bleed
oesophageal varices, mallory weiss tear, malignancy
what drug is given to stop nausea/ vomiting
anti- emetic
what are complications of gastritis
bleeding, perforation, malignancy, reduced gastric outflow, obstruction due to scarring (Stenosis)
how may a heptacellualr carcinoma present
fever, malaise, weight loss, anorexia
RUQ pain/ abdominal pain
decompensated liver function
jaundice/ hepatomegaly
what are the commonest causes of diarrhoea
gastroenteritis travelling IBS IBD colorectal cancer laxative abuse antibiotic use
what are contraindications of liver transplant
active extraheptaic malignancy active substance/ alcohol abuse active infection outside hepatobiliary tree sever cardio/ respiratory disease psychosocial factors
how may you investigate a small bowel cause of a lower GI bleed
CT angiogram
capsule endoscopy
MEckel’s scan (scintigraphy)
what is the epidemiology of pancreatic cancer - sex, age, histology
M> F
peak at 60-80
majority adenocarcinoma
what does a diffuse oesophageal spasm appear like on a barium swallow
corkscrew
why is a colonoscopy gold standard for investigating colorectal cancer
allows tissue biopsies to be taken
how may acute pancreatitis present
severe abdominal pain - radiate to back
shock - collapse, tachycardia, pyrexia, oliguria
pleural and ascitic effusions
jaundice
what may be the cause of ascites if the serum ascites albumin gradient (SAAG) is <1.1 g/ dl
malignancy
Tb
pancreatic / biliary cause
serositis - inflammation of a serous membrane
how would you investigate a suspected peptic ulcer
upper GI endoscopy
H pylori test
what is a gastric dielafoy
submucosal arteriole vessel erodes through mucosa and bleeds. common in gastric fundus but very rare.
what are symptoms of radiation proctitis
innefective staining to empty bowels urgency rectal pain diarrhoea discharges blood/ mucous
which organ does oesophageal cancer commonly metastasise to
liver, brain, bone, lungs
what is primary sclerosing cholangitis characterised by
inflammation, fibrosis and strictures of the intra AND extra hepatic bile ducts
male dominant
what scores is used to class NAFLD and how does it work
NAFLD score - 3 or more categories
age >45, diabetes, BMI >30, AST: ALT ratio, platelet count <150, albumin <34
what is cholangiocarcinoma
cancer of the biliary tree
most are slow growing, are distal extra hepatic or per-hilar
what is the gold standard investigation for coeliac disease
distal duodenal biopsy
why is there accurate localisation of somatic abdominal pain
receptors in parietal peritoneum have afferent nerves that run with segmental nerves
how would may spontaneous bacterial peritonitis present
abdominal pain, fever , rights, nausea
ascites - sepsis/ tachycardia
renal impairment
What are inflammatory indicators in the blood
high ESR, CRP and platelet count
high WCC
low HB and albumin
what is odynophagia
pain on swallowing
what is spontaneous bacterial peritonitis
infection within the abdominal cavity without an obvious cause, leading to ascites
common in liver biases (portal hypertension) and nephrotic syndrome
what is dyspepsia
difficulty swallowing foods and liquids
what percentage of cholagniocarcinomas are inoperable
70% - of those that are 76% reoccur
is ulcerative colitis or crohns disease more common
ulcerative colitis
what is NAFLD and its entities
increased fat in hepatocytes visualised on USS that can’t be attributed to other causes
3 entities - steatosis, non alcoholic steatohepatitis (NASH), fibrosis
what motility disorders can cause dysphagia
achalasia
diffuse oesophageal spasm
systemic - sclerosis, MS
neuro - bulbar palsy, parkinsons, myasthenia gravis, MND
define ulcerative colitis
CONTINOUS inflammation that starts at the rectum and moves proximally but only effects the colon
how is a variceal haemorrhage managed
endoscopy + band ligation/ telipressin
blood transfusion as required
sengstaken- blakemore tube for uncontrolled bleeding
what does oesophageal manometry measure
muscle contraction of peristalsis as patient swallows
what investigations may you do to investigate causes of dysphagia
barium swallow
oesophageal ph and manometry
chest xray
endoscopy / biopsy if suspected malignancy
what are common causes of upper GI bleeding
peptic ulcer inflammation - oesophagitis, gastritis, duodenitis abnormal clotting malignancy angiodsyplasia (oesophageal/ gastric causes also)
what is a peptic ulcer
breach in the mucosa of the GI tract caused by the actions of gastric acid and pepsin
what 3 scores are used to asses priority for a liver transplant
childs pugh - A <7, B 7-9, C>9
MELD
UKELD
why may you do a CXR and AXR in acute pancreatitis
look for effusions (pancreatic ascites)
very high amylase level
what is jaundice
yellowing of the skin, sclera and mucosa, caused by excess circulating bilirubin
what things may cause a cholangiocarcinoma
PSC, biliary cysts, hepatitis, ulcerative colitis, diabetes
what is a sengstaken blakemore tube
trans jugular intra-hepatic portosystemic shunt
what is the most common presentation of colorectal cancer
rectal bleeding
diarrhoea
what is diverticular disease
protrusion of the inner mucosal lining through the outer muscular layer forming a pouch
75% self limiting
what is the ROME III guideline for diagnosis of IBS
recurret abdominal pain/ discomfort for > 3 days of the month in the past 3 months, associated with 2 of;
relief by defecation
change in stool frequency / form
what are complications of a pancreatectomy
pancreatic duct stenosis cyst/ pseudocysts biliary tract obstruction splenic vein thrombosis duodenal stenosis
what is the acute management of an upper GI bleed
Protect airway/ give O2 IV fluids urinary catheter blood transfusion if Hb drop <70g/L monitor - pulse, BP, CXR/ ECG. urgent endoscopy
how is hepatic encephalopathy graded
1- mild confusion
4 - coma
what is the treatment of sever ulcerative colitis
Iv hydration
IV + rectal steroids
thromboembolism prophylaxis
(mortality 3% first attack, 23% 2nd attack)
what may be the cause of ascites if the serum ascites albumin gradient (SAAG) is >1.1 g/ dl
portal hypertension chronic heart failure, pericarditis budd chiarri (occluded hepatic vein) liver mets hypothyroid
how would you investigate someone with achalasia
barium swallow
oesophageal manometry (high P in LOS at rest)
xray
endoscopy
are melon and hematemesis presentation of upper GI or lower GI disease
upper GI
what may be the cause of vomiting if it is preceded by a loud gurgling
GI obstruction
what is the non operative treatment for gall stones
dissolution - medical drink
lithotripsy - shock waves to break up stones into urine
what imaging can be done in primary sclerosing cholangitis to reveal anatomy
ERCP and MRCP
what is coeliac disease
condition in which the small intestine sails to absorb and digest food - sensitive to gliadin fraction of gluten
what are complications of hepatitis C
glomerulonephritis
autoimmune hepatitis
what are the risk factors for fatty liver disease
obesity , diabetes, hypercholesterolaemia, hypertension
affect 25-40% of population
what causes Ulcerative colitis
inappropriate immune response against colonic flora in genetically susceptible individual
what is the commonest cause of liver cancer (90%) and what is its background
hepatocellular carcinoma
background of cirrhosis, hep B, hep C
autoimmune hepatitis, NAFLD
what is the 1st line therapy for induction of remission of IBD
aminosalicyclates (5ASA)
asacol, i-cool, mesren, salofak - stick to one brand
what is oesophageal cancer associated with
male, barrets oesophagus, smoking, alcohol, iron deficiency, anaemia
what are risk factors for GORD
pregnancy, obesity
smoking, alcohol, men, caucasian
drugs lowering LOS pressure - tricyclics, anticholinergics, nitrates
What may cause a hepatic encephalopathy (increase NH3 levels)
infection
constipation - urea broken down
drugs
GI bleed - oesophageal varices - protein breakdown in blood
what are the most common causes of cirrhosis
alcohol
chronic hepatitis B/C
NAFLD/ NASH
portal hypertension ,budd chiari
what are condequences to the body of an altered liver function
decreased plasma protein/ clotting factor synthesis
altered drug metabolism
what are joint manifestations of IBD
sacrolitis
monoarticular arthritis
ankylosing spondylitis
large joint arthritis
what bloods would you ask for in acute pancreatitis
amylase/ lipase FBC, U&E LFT Ca glucose
what are some hepatic causes of jaundice
hepatitis
hepatocyte damage
defective uptake/ conjugation / excretion
in which part of the pancreas are cancers most likely to occur
head - 60%
body - 25%
tail - 15%
what is the diet treatment for IBS
limit caffeine , alcohol, sweetener
trial for lactose/ gluten exclusion
FODMAP diet
what is shock
circulatory collapse resulting in inadequate tissue oxygen delivery leading to global hypo perfusion and tissue hypoxia
what environmental factors increase risk of colorectal cancer
diet - low fibre, processed meat alcohol smoking obesity diabetes
How would you investigate for hep B
HBsAg - surface antigen defines carrier status
HbeAg
if IgM acute infection, if IgG chronic infection
what are complications of ulcerative colitis
toxic dilation (risk of perofration) colonic cancer - give surveillance colonoscopy
what are complications of crohns disease
small vowel ulceration abscess formation fistulae colon cancer toxic dialtion
what is the mortality rate for GI bleeds
7%
what is visceral abdominal pain associated with
systemic upset - very unwell, nausea, poor localisation
what are liver manifestations of IBD
fatty change
gall stones
sclerosis cholangitis - disease of the bile ducts with multiple strictures
how is gastric cancer treated
subtotal gastrectomy
total gastrectomy with Roux en Y construction
how often are cirrhosis patients screened for hepatocellular carcinoma
6 months
what is the ‘test and treat’ for H pylori
urea breath test
PPI + 2 antibiotics (e.g. lansoprazole, clarithromycin, amoxicillin)
when is a prophylactic protocolectomy offered to people with FAP
16-25 years
what are unacceptable complications of IBD medical therapy
diabetes, psychosis, severe osteoporosis
what is chronic pancreatitis
continuing inflammatory disease of the pancreas characterised by irreversible glandular destruction leading to chronic pain / impairment of function
what if faecal calprotectin
white cell protein only present in bowel (<50 normal)
how may hepatocellular carcinoma be treated
hepatic resection (lobe grows back)
liver transplant
hormonal - tamoxifen
if someone <55 presents with dyspepsia what test should you give them
H pylori - urea breath test
peptic ulcer is most common cause
what psychological problems can present with GI symptoms
stress, anxiety, depression, somatisation, eating disorders
what predisposes the gastro-oesophageal reflux of stomach contents (acid/ bile)
dysfunction of lower oesophageal sphincter
what blood test results are elevated in primary biliary cholangitis
IgM
ALP
GGT and AST: ALT
is visceral abdominal pain well localised
no - general to forget, midgut, hindgut (nerves run with vessels)
what criteria is used to predict the severity of pancreatitis within 48 hours and what does it consider
Glasgow criteria - severe >3
glucose, WCC, Urea, AST/ALT, LDH, albumin, calcium, PaO2
what is the difference between nausea and vomiting
nausea - feeling of going to be sick
vomit - expel contents of stomach through mouth
what is the differential diagnosis of IBD
chronic diarrhoea (malnutrition/ malabsorption)
colitis - infective/ ischaemic
ileo-caecal TB - steroids make this worse
what biologics may be used to treat IBD
anti TNFa = infliximab (iv), adulimumab (sc)
a4b7 intern blockers = vedolizumab
IL12/23 blockers
describe Dukes staging of colorectal cancer
A - tumour confined to mucosa (11%)
B - tumour through mucosa to muscle layer (35%)
C - involvement of lymph nodes (26%)
D - metastatic spread (29%)
what are eye manifestations of IBD
uveitis
conjunctivitis
episcleritis
what causes Barretts oesophagus
chronic inflammation and damage from GORD or corrosive oesophagitis
what are the 4 F risk factors for gall stones
female, fertile (middle age) , fair, fat
what is the 5yr survival of colorectal cancer (by dukes classification )
A - 83%
B - 64%
C- 38%
D- 3%
what are gastric causes or an upper GI bleed
gastric varices, malignancy, dieulafoy, angiodysplasia
What is the MUST screening for undernutrition
- BMI
- unintentional weight loss
- eaten in 5 days
score >2 risk of malnutrition
what is the gold standard investigation for gall stones
USS
how may a peptic ulcer present
asymptomatic
weight loss
epigastric pain - relieved by antacids
what is the difference in prognosis of chronic pancreatitis for people who do and son stop drinking
stop - 80% 10 yr
continue - 50% 10 yr
what are side effects of 5-ASA
rash, haemolysis, hepatitis, pancreatitis
worsening of colitis
what is the difference between a sliding and para- oesophageal hiatus hernia
sliding - fundus moves through oesophageal hiatus to chest, LOS becomes less competent
para-oesophageal - bit of the fundus slides up through the hiatus to the chest but junction still remains in the abdomen
what is ischaemic colitis and how does it normally presetn
disruption in blood supply to the colon (normally descending/ sigmoid)
crampy abdominal pain, bloody diarrhoea, >60
what are the routes to spread infection in primary peritonitis
perforation of the GI/ binary tract
female genital tract
Penetration of abdominal wall - knife etc
Haeamatogenous spread (blood)
why is it important to ask someone with dyspepsia if they had difficulty swallowing foods form the start
yes - motility disorder e.g achalasia/ pharyngeal cause
no - solids then liquids - could be a stricture
what is the differential diagnosis of jaundice (and what is the difference)
carotenemia - sclera aren’t discoloured
how may hepatic encephalopathy present
drowsiness/ confusion
changes in personality
coma
what conditions is coeliac disease associated with
DM 1
autoimmune thyroid, hepatitis, PBC,
downs syndrome
what surgical problems may be referred for colorectal surgery
colorectal cancer UC/ chrohns diverticualr disease abnormal function - incontinence, constipation, IBD congenital
how is hepatitis A spread
faecal - orla route
shellfish
what classes of drugs can be given to alleviate GORD
alginates - gaviscon
antacids - magnesium trisillicate
H2RA - ranitidine
PPI - omeprazole, lansopazole
what percentage of hep C patients develop silent chronic infections
85%
25% get cirrhosis in 20 years
how may crohns dies present
diarrhoea
increased frequency
abdominal pain
systemic - malaise, weight loss, anorexia, nausea, fever
why must you repeat an endoscopy after treating a gastric ulcer
can lie over a gastric cancer
who is most likely to get primary biliary cholangitis
female 90-95%
peak at 50 years
how would you describe a high risk lesion for colorectal cancer
size, number, degree of dysplasia, villous architecture
what are complication of GORD
ulceration, oesphagitis, parrets oesophagus
stricture narrowing/ fibrosis
carcinoma
how is refeeding syndrome treated
slow correction of fluid depletion, thaiamine
feeding at 5-10 kcal/ kg/ 24 hours
what are indications for surgical resection of the bowel
colorectal cancer benign polyps diverticular disease IBD not responding to medical treatment perforation ischaemic bowel
what are signs of chronic liver disease
spider naevi, gynaecomastia palmar erythema loss pf pubic/ axillary hair jaundice ascites encephalopathy
what is autoimmune hepatitis
an inflammatory liver disease of unknown cause, characterised by abnormal T cell function and autoantibodies directed against hepatocyte surface antigens
what drugs affect oesophageal motility
nitrates, anticholinergics, Ca blockers
what are some autoimmune causes of cirrhosis
autoimmune hepatitis, primary biliary cholangitis, primary sclerosing cholangitis
how does hepatitis A present
fever, malaise, anorexia, nausua, arthralgia then moves to jaundice, hepatomegaly and splenomegaly
most common in 5-14 year olds
what is the management for acute abdomen
ABC
surgery
pain relief
restore circulating volume, ensure tissue perforation/ oxygenation, treat sepsis, decompose gut
what is the differential diagnosis for GORD
oesophagitis peptic ulcer non ulcer dyspepsia oesophageal spasms malignancy cardiac disease
what is constipation
increased transit time or pelvic dysfunction
Bowel passage may occur infrequently, be painful or faeces hard and small
what are the main symptoms of cholestasis
pruritus, pale stools, dark urine, pain , jaundice
how is hepatitis B spread
blood, sexual, mother to child, IV drug abuse
what is acute pancreatitis
an acute inflammatory process of the pancreas with variable involvement of other regional tissue or remote organ systems (serum amylase x4)
how is gastric cancer diagnosed
endoscopy and biopsy
what is the gold standard treatment for achalasia
endoscopic balloon dilatation of LOS
also hellers cardiomyotomy - surgical division on muscel fibres in LOS
what is shock staged 1-4 on
volume/ % of blood lost RR - tachypnoea HR - tachycardia BP - hypotension pulse pressure conscious level - anxious/ confused urine output - oliguria
what anatomical abnormality commonly leads to GORD
hiatus hernia
how would you investigate IBD
bloods - FBC, ESR, SRP, platelet, LFT, culture, U&E
stool tests
AXR - shadows, mucosal thickening, dilatation
Lower GI endoscopy (stable) + biopsy (crohns)
what is the value of circulating bilirubin for a patient to become jaundice
> 34umol/ L - normal 17
how may primary biliary cholangitis present
often asymptomatic
fatigue, pruritus, diarrhoea, jaundice
which tests can be done to investigate the pancreas exocrine function
Lundh, pancreolauryl
what is the treatment for ascites
diuretics , spironolactone
or large volume paracentesis
what are skin manifestations of IBD
pyoderma gangrenosum
erythema nodosum
what behaviours may be seen in anorexia nervosa
self starvation self induced vomiting compulsive exercise laxative use diet pills herbal medicines overexposure to the cold
what is the cardinal feature of achalasia
failure of LOS to relax after swallowing leading to distal obstruction of oesophagus and absent peristaltic contractions
how would you investigate a liver tumour
biopsy - histological diagnosis
imaging - US/ CT
bloods - FBC, hepatitis serology, LFTs, clotting, alpha- fetoprotein
what is the best diagnostic test for a hiatus hernia
barium swallow
what are complications of colorectal surgery
anaesthetic related small bowel obstruction wound hernia bleeding sepsis VTE
how may achalasia present
progressive dysphagia (liquids -> solids)
chest pain - substernal cramps
regurgitation
weight loss
what is a liver tumour marker
alpha - feto protein (serology test)
what may be done to stage gastric cancer
CT chest and abdomen
what are the main constituents of gallstones
50-80% cholesterol
calcium, carbonate, palmitae, phosphate, bilirubin
how may you investigate cholagniocarcinoma
USS
ERCP
CT at level of obstruction
bloods - increased bilirubin/ ALP
what are cardinal features of intestinal obstruction
pain, constipation, vomiting, distension
borborygmi - gurgling due to gas
describe the heartburn related to GORD
burning, retrsternal discomfort, related to meals, lying down, stooping, straining, relieved by antacids
what is a mallory weiss tear
linear tear at the oesophageal - gastric junction followed by protracted vomiting and retching (alcoholics)
90% heal themselves
what is the treatment for haemorrhoids
Milligan morgan open haemorrhoidectomy - very painful
banding (tight band around base cuts of blood supply and they fall off)
what are complications of liver failure
sepsis hypoglycaemia GI bleeds/ varices encephalopathy cerebral oedema - mannitol
what is the prognosis of gastric cancer
very poor - 5 year <20 %
what is required before a colonoscopy
bowel prep
what is the prognosis of a liver transplant
1 year - 80%
5 year - 60-90%
what are signs of alcohol withdrawal
raised pulse, low BP
tremor, fits
confusion, hallucinations
why is an IgA test not reliable in coeliac disease
3% of coelaics don’t make IgA
HLA status - 97% are HLA DQ2/ DQ8
what steroids may be used to treat IBD
prednisolone - 40mg optimal dose
budesonide - ileal/ ascending colon only, 1st pass metabolism
What may be the cause of vomiting if it relieves pain
peptic ulcer
when is an osmotic laxative good for treating
hepatic encephalopathy
produces osmotic diarrhoea, discouraging the growth of ammonia producing organisms
what is stool frequency like in IBS
constipation alternating with diarrhoea
what is the pyramid medical management of IBD
5ASA steroids immunosuppresants biologics surgery
define irritable bowel syndrome
mixed group of abdominal symptoms for which no organic cause can be found
what stool tests would you do to investigate IBD
MC&S, CDT - exclude campylobacter, C difficile, salmonella, shigella, Ecoli
faecal calprotectin
why is referring after long periods of starvation potentialy dangerous
major fluid and electrolyte shift - K, Ca, S, Mg, insulin
what liver enzyme is liekly to be high in an alcoholic
GGT
AAT:ALT >2
what are pre - hepatic causes of jaundice (un- conjugated bilirubin)
Heamolysis - increased quantity of bilirubin
Impaired transport/ liver uptake/ conjugation
how may you investigate a jaundice patient to find the cause
most important - abdominal ultrasound - shows site of obstruction
liver screening test
urine - if bilirubin is present it is pre- hepatic
LFT
anemia
liver biopsy if ultrasound normal
describe the pain presentation of IBS
abdominal altered by bowel action variable - vague/ sharp/ burning occasionally radiates to back rarely happens at night
what is the accepted definition of constipation
passage <2 bowel motions/ week, often passed with difficulty, straining, or pain and a sense of incomplete evacuation
what are complications of primary biliary cholangitis
osteoporosis
malabsorption of fat soluble vitamins
hepatocellular carcinoma
what is classed as a sever attack of ulcerative colitis
> 6 stools a day +
fever, tachycardia, high ESR/ CRP/ platelet, low albumin anaemic
what is the treatment for Dukes B/C colorectal caner
chemotherapy
what is angiodysplasia
abnormal collection of small blood vessels found in the mucosa of the GI tract, from the degeneration of previousy healthy blood vessels
what is achalasia characterised by
disorder of the oesophagus characterised by uncoordinated or abscent contracts of oesophageal smooth muscel and incomplete relaxation of LOS, leading to difficulty swallowing
how are oesophageal and gastric varices treated
glue injection
IV terlipreesin - vacoconstricter of splanchnic blood supply (reduces portal pressure)
how may oesophageal carcinoma present (usually late)
progressive dysphagia odynophagia hematemesis weight loss - anorexia cough vocal cord paralysis chest pain (heartburn)
what % of Barretts oesophagus turn into oesophageal adenocarcinoma
6%
how may a cholangiocarcinoma present
obstructive jaundice (painless) itching fever, mailaise, weight loss abdominal pain peak at 80 years
what metabolic associations are there with NAFLD
diabetes mellitus, obesity, hypertension, dyslipidaemia
how may you investigate a colonic cause of a lower GI bleed
flexible sigmoidoscopy
full colonoscopy
what liver failure patients have the worst prognosis
age >40 garde 3-4 encephalopathy albumin <30 g/L raised INR >1.5 drug induced
what blood investigations may be done for liver failure
FBC U and E LFT clotting - raised INR glucose paracetamol level
why may a liver transplant be needed to treat a patient with hep D
very resistant to treatment as patients normally have sever chronic hepatitis
how may gastric cancer present
weight loss, nausea/vomiting
early satiety
iron deficiency anaemia
Gi bleeding
what are the parameters for an upper and lower GI bleed
upper - oesophagus, stomach, duodenum proximal to ligament trietz
lower - distal duodenum to rectum
what is the most used stimulant laxative
senna
how is barretts oesophagus treated
endoscopic mucosal resection
radio frequency ablation - current strips away mucosal layer allowing squamos cells to regrow
what are the risk factors for developing NAFLD
age obesity ethnicity (hispanics) diabetes genetic factors
what is the different diagnosis for dysphagia that is intermittent or constant
intermittent - oesophageal spasm
constant - malignant stricture
a patient presents with dysphagia - what is your differential ?
peptic ulcer/ non ulcer dyspepsia
Oesophagitis/ gastritis/ duodenitis
GORD
gastric malignancy
what is the treatment for gastritis
lifestyle - smoking and lcohol
H pylori eradication (PPI + 2 antibiotics)
drugs to reduce acid - PPIs, H2RA
what is the main treatment for NAFLD
lifestyle
diet , exercise, weight reduction
no alcohol
control risk factors
what are complications of pancreatitis
abscess fluid collection pseudocsyst (fluid collection without a lining) pancreatic necrosis biliary obstruction chronic - cancer, cirrhosis
what is a variceal haemorrhage
back flow of blood due to portal hypertension
- oesophageal, gastric, rectal, skin (caput medusa)
what is oesophageal squamous cell carcinoma associated with
achalasia, strictures, fistulas (trachea - pneumonia)
which type of IBD is more likely to have goblet cell depletion and crypt abscesses
Ulcerative colitis
what are signs of pancreatic cancer
painless obstructive jaundice thrombophlebitis migrans hepatomegaly/ splenomegaly abdominal mass supraclavicular lymphadenopathy
what are surgical indications of crohns
failure of medical management
relief for obstructive symptoms
management of fistula/ anal conditions
anal crohns - tempora stoma to allow chance to heal
which drugs, used to treat osteoporosis, are corrosive to the oesophagus
bisphosphonates
what contrast imaging can be used to investigate the bowel
barium enema
what investigations may be used to stage oesophageal cancer
CT
endoscopic ultrasound
PET scan for mets
what is Meckel’s diverticulum
sac/ puch formed at weak points in the walls of the GI tract due to a congenital abnormality in the ileum with gastric remnant mucosa
Meckel’s scan - nuclear scintigraphy
at what BMI can physical impairment and severe consequences occur
physical impairment - <18
sever consequences - <16
what are advantages of laparoscopic surgery
less scarring
less pain
faster recovery
shorter hospital stay
what drug is give to help with pruritus (PBC, PSC)
colestyramine
what are key questions to ask someone with dysphagia
difficulty swallowing solids and liquids form the start?
difficult to initiate swallowing? (bulbar palsy)
Odynophagia?
intermittent or constant?
does neck bulge or gurgle on swallowing? (pharyngeal pouch)
associated features - weight loss
what gene is mutated in 95% of pancreatic cancers
KRAS2
how would you confirm Barretts oesophagus
appearance on endoscopy must be confirmed by biopsy
what is the blatchford score
pre endoscopy score
> 6 - need investigation
(blood urea, haemoglobin, systolic BP. hepatic disease, cardiac failure)
how is the pain described in chronic pancreatitis
epigastric pain - radiate to back
relieve by sitting forward or hot water bottles
exacerbated by food and alcohol
what are risk factors for developing a peptic ulcer
- h. pylori - produces urease/ ammonia that buffer gastric acid to increase production
- NSAID use - reduced mucus and bicarbonate excretion
- alcohol excess/ smoking
- impaired coagulation (anticoagulants/ antiplatelets)
where does crohns disease commonly affect
small intestine - 30%
ileo- coeacal - 40% - appendicitis
colon/ rectum - 30%
what is the main cause of acute <2 weeks diarrhoea
gastroenteritis
what imaging may you use for pancreatitis and why
ERCP
USS - gallstones, pancreatic oedema
CT scan (4-10 days) necrosis, abscess
what is crohns disease
patchy disease anywhere form mouth to anus, which may skip lesions leaving unaffected bowel between areas of active disease
what are the main 2 diseases that make up inflammatory bowel disease
crohns disease
ulcerative colitis
what investigatiion can be done to look at the portal and hepatic vein (budd-chiari)
doppler flow studies
what is HNPCC
autosmal dominant condition causing DNA micro satellite instability / frequent mutations
early onset - 40s
what is Courvoisers sign in a jaundice patient
palpable gall bladder - obstruction beyond cystic duct (normal malignant)
what are the 3 most common causes of small intestine malabsorption
coeliac disease
crohns disease
chronic pancreatitis
what infection is strongly associated with gastric cancer
H pylori
If someone has any of the ALARM features, what should you do?
refer for an endoscopy
what may cause and intestinal obstruction
hernias, adhesions, tumours, strictures, anatomical abnromality
what are complications of portal hypertension
ascites
spenomegaly
oesophageal varices
caput medusa
describe the CAGE alcohol screening
2 or more of; feel need to CUT down have you been ANNOYED by being told to stop drinking ever felt GUILTY ever had an EYE opener
what is the rockall score
upper GI bleed - risk of mortality and risk of further bleeding
(age, shock, co-morbidity, diagnosis, recent haemorrhage)
what is the NICE guideline for diagnosing IBS
abdominal pain relieved by defeacation or associated with altered stool form/ frequency plus 2 of;
- altered stool passage
- abdominal bloating
- symptoms made worse by food
- passage of mucus
what is the clinical course of hepatitis A
presents after 2/3 weeks with fever –> jaundice and settles in 2-3 months (usually self limiting)
what are complications of a colonscopy
perforation, bleeding
how is autoimmune hepatitis diagnosed
liver biopsy
elevated IgG 1, 2, 3 +ve autoantibodies
how does gall stone most commonly present
asymptomatic - found accidentally on scans
what is constructional apraxia (sign of liver failure)
can’t copy 5 pointed star
what result should you get for foecal calprotectin in IBS
negative
what may cause oesophagitis
reflux oesophagitis - regurgitate acid and peptic juice alcohol infection hiatus hernia bisphosphonates - corrosive
what is dyspepsia
indigestion - non specific group of symptoms related to the upper GI tract
who is GORD due to para- oesophageal hiatus hernia common in
obese >50
treat with lifestyle management
what are signs of a decompensated liver function
ascites, vatical haemmorhage, hepatic encephalopathy, jaundice
what is the surgical treatment of oesophageal cancer
oesophagectomy (stomach as conduit)
must be localised and <70
10% mortality - long post op recovery and require nutritional support
how dosecondary peritionitis occur
rupture of perforation of an abdominal organ
when and what immunosuppressants may be used in IBD
maintenance of remission/ steroid sparing
azathioprine, methotrexate, ciclosporin
what are haemorrhoids
enlargement of the normal spongy blood filled cushions in the wall of the anus
nomally caused form straining - not painful
what are coeliacs allergic to
gliadin fraction of gluten - found in wheat rye and barley but not rice, maize or oats
what drug can cause an anal ulceration
nicorandil (stop and ulcers heal)
what percentage of GI bleeds occur in already hospitalised patients
26%
what may cause blood diarrhoea
campylobacter/ e.coli
IBD
colorectal cancer
colonic polyps
what are haemorrhoids
enlarged vascular cushions around the anal canal - associated with straining, constipation or low fibre diet
when does crohns disease peak
20- 40 M=F
>60 - F>M
what is the treatment of an anal fissure
vasodilator - topical NO, GTN paste, stool softener
surgical - internal spincterotomy (cut muscle of anal sphincter)
what is steatorrhea characterised by (fat malabsorption)
increased gas, oily/ floating stools, offensive smell
consider pancreatic insufficiency or biliary obstruction
what is gastritis and how may it present
inflammation of the lining (mucosa) of the stomach
presents epigastric pain and vomiting
what is the prognosis for a patients with alcoholic hepatitis if they stop or continue drinking
continue - 50% at 1 year
stop - 90% at 1 year
how may peritonitis present
diffuse abdominal pain, fever, swelling
which type of peptic ulcer is most common
duodenal over gastric
what is the diagnostic test for hepatitis C
antibody against HCV
HCV- PCR confirms ongoing infection
what is a cutaneous manifestation of coeliac disease
dermatitis herpetiformis - blistering and intensely itchy, on scalp, shoulders, elbows and knees
in primary biliary cholangitits, what happens to the interlobular bile ducts
interlobular bile ducts are damaged by chronic granulomatous inflammation causing progressive cholestasis, fibrosis, cirrhosis and portal hypertension
what imaging can be done to investigate colorectal cancer
barium enema
CT colonography (3D colonoscopy) - can’t tolerate bowel prep
CT abdome, pelvis
PET scan
what are complications of a liver transplant
acute rejection
sepsis (esp. gram -ve)
hepatic artery thrombosis
disease recurrence
what 2 scores are used to assess the risk of an upper GI bleed
rockall score
Blatchford score
what symptoms will be seen with choledolithiasis (gall stones in bile duct)
obstructive jaundice - painful, dark urine, pale stool, pruritus, steatorrhoea
how is angiodysplasia treated
endoscopic coagulation with ;
embolisation on angiography
argon plasma coagulation
what is the criteria for pancreatic surgery
tumour <3 cm , no mets
good respiratory / cardiac function - CXR, ECG, respiratory function tests
psychological scoring system
where do squamous cell oesophageal carcinomas occur
proximal and middle 1/3
what staging is used for colorectal cancer
Dukes classification (A- D) TNM
how is coeliac disease treated
lifelong gluten free diet
how may primary sclerosing cholangitis present
pruritis and fatigue
if advanced - jaundice, cirrhosis, hepatic failure
what does vomiting in the morning suggest
pregnancy - do test
what causes the oesophageal tissue to become resistant to acid/ bile in GORD (erosive)
increased relaxation of LOS –> delayed oesophageal emptying –> decreased acid clearance –> mucosa exposed to acid/ pepsin/ bile
what modes are used to screen for colorectal cancer
foecal occult blood test (FOBT)
foecal immunochemical test (FIT)
flexible sigmoidoscopy (2/3 occur in left bowel)
what is a whipples procedure
anastomoses of duodenum, pancreas and stomach
what mechanical blocks can cause dysphagia
malignant stricture (pharyngeal, oesophageal, gastric)
extrinsic pressure - lung cancer, lymph nodes, goitre
pharyngeal pouch
what are pathological types of pancreatic cancer
75% adenocarcinoma (duct cell mutinous)
carcinosarcoma
cystadenocarcinoma
acinar cell
what is the most common histological diagnosis of colorectal cancer
adenocarcinoma
75% tubular, 10% villous, 15% tubulovillous
how is pancreatic cancer pain relieved
sitting forward
what is the symptomatic treatment for dyspepsia
PPIs, H2R antagonist, lifestyle factors
what is an anal fissure
break or rent of the mucosa of the anal canal, which commonly presents with anal pain during and immediately following defecation and the passage of bright red fresh blood (more common in young)
what drugs can be used to treat alcohol dependence
Acamprosate - anxiety/ craving
Disulifiram - unpleasant side effects to any alcohol
why is nutrition vital in alcoholic hepatitis
100% are malnourished, 33% severe
what is familial adematous polyposis (FAP)
autosomal dominant mutation causing >100 adenomas throughout colon with a high risk of malignant change in early adulthood (<40)
50% by 15 , 95% by 35
how may you want to investigate diarrhoea
FBC , ESR, CRP (anaemia/ infection) U& E - low K in sever diarrhoea coeliac serology foecal calco-rotino - IBS/ IBD lower GI endoscopy examination - dehydration, low skin turgor, long capillary refil
what are consequences of malnutrition
impaired immune response reduced muscle strength impaired wound healing impaired recovery from illness more GP appointments
where are the commonest liver tumours metastases from
breast, bronchus, GI tract
what are disadvantages of laparoscopic surgery
longer operation time
can’t have had previous abdominal surgery
must be consented for open surgery
what are colonic causes of a lower GI bleed
diverticular disease, haemorrhoids, polyps, ischamic colitis, IBD, radiation proctitis
how may ulcerative colitis present
diarrhoea - episodic or chronic
abdominal pain - cramps
increased bowel frequency
systemic - weight loss, fear, malaise, anorexia
what can cause pancreatitis
I GET SMASHED O
idiopathic (10%) gall stones - raised duct pressure ethanol (alcohol) trauma steroids malignancy/ mumps and other infections autoimmune scorpion bite hyperlipidaemia/ hyper Ca (metabolic) ERCP drugs obstruction of duct - sphincter of oddi dysfunction/ duodenal obstruction
what is bilirubin and its metabolism
breakdown product of haemoglobin - conjugated with glucuronic acid by hepatocytes, secreted into bile and passes out into the gut
what are magenta stools
red/ purple stools - typically from right colon or distal small bowel
if someone with colorectal cancer has iron deficiency anaemia, where is the malignancy most likely to be
right sided
what is the difference between water brash and acid brash (GORD)
acid brash - acid or bile regurgitation
water brash - excessive salivation
what are common presentations of anorectal disease
pain - sharp or dull
haemorrhage - black or red
dysfunction - constipation or diarrhoea
altered frequency - night , caught short
what are the risk factors for developing gastritis
alcohol NSAIDs H pylori hiatus hernia Granulomas - crohns, sarcoidosis
how may a primary liver tumour present
very rare fever, fatigue, weight loss, anorexia, RUQ pain/ mass jaundice is late hepatomegaly decompensated liver function
what are symptoms of pancreatic cancer
upper abdominal pain - radiate to back
weight loss, anorexia, nausea, fatigue
how is hepatic encephalopathy treated
underlying cuase
laxatives to clear out bowel
reduce protein/ salt intake
antibiotics
how would you treat spontaneous bacterial peritonitis
Iv antibitoics
drain ascites fluid
what are the symptoms of diffuse oesophageal spasm
intermittent dysphagia and severs episodic chest pain (may be confused with ACS)
what is oesophageal adenocarcinoma associated with
Barretts oesophagus / GORD
what is a common history for a fistula in ano
abscess in rectum - never healed/ burst creates hole
crohns disease - between adjacent loops of bowel or bladder/ vagina/ skin
which enlarged node suggests an intrabdominal malignacny
VIrchows - (dysphagia)
what does chronic liver failure result from
massive necrosis of liver cells leads to severe impairment of function
what criteria is used to diagnosis HNPCC
amsterdam / bethesda
genetic testing
what may be a differential diagnosis for hepatic encephalopathy
infection
hypoglycaemia
intra- cranial bleed form fall
delirium
how is autoimmune hepatitis treated
immunosuppressant - prednisone or long term azathioprine
how would you treat hepatitis B
pegylated interferon alpha
oral antiviral drugs
what percentage of colorectal cancers have a familial risk
10 %
5% inheritable conditions - HNPCC/ FAP
(85% sporadic)
what are some acquired anorectal disorders
haemorrhoids fissure abscess (drain) fistula - in - ano ulceration cancer
what are signs of liver disease on the body
spider nave xanthelasma loss of body hair gynaecomastia ascites hepatomegaly/ splenomegaly
what clues in history may lead to jaundice
alcohol IV drug use anaemia risk factors for liver disease family history blood transfusion
what are risk factors for developing pancreatic cancer
smoking/ alcohol
chronic pancreatitis
type II diabetes
hereditary FAP
what are the risk factors for gastroenteritis
travel, diet change, contact with D&V, on PPI,
what is the common pain for appendicitis
midgut colic –> local right flank
what is radiation proctitis
previous history of radiotherapy causes inflammation of the rectum
which classification system is used for IBD and how does it distinguish the two types
Montreal
crohns - age, location, behaviour
uc - extent and severity
how can gastric cancer spread
direct - surrounding structures
lymphatic
blood - liver
transcoelomic spread - within peritoneal cavity, can lead to rapid dissemination of tumour cells
Why can hepatitis D only be present with hepatitis B
needs HBsAg to activate core
if there is faecal calprotectin in the stool what does this indication (>200)
inflammation
what are 2 common benign tumours of the liver
haemangiomas
adenomas
how is hep E transmitted
pigs
highest mortality in pregnancy
how does a fatty liver appear on ultrasound
area of brightness
what surgery is done to treat ulcerative colitis
sub total colectomy with rectal preservation and an ileostomy
if someone presents with epigastric pain, what should you ask if it relates to
hunger, specific foods, time of day, aggravating, intermittent or constant
what are causes of ascites
infections cirrhoiss portal hypertension heart failure cancers in abdomen - liver and ovarian
what should you suspect if a patient has odynophagia
ulceration - malignancy, oesophagi’s, viral infection, poor steroid inhaler technique
what is the presentation of hepatitis B
fever, mailasia, anorexia, nausea
incubation period of 1-6 months
what LFT would you expect to see in cirrhosis
raised bilirubin, AST, ALT, ALP , GGT
what is the lifestyle treatment for GORD
diet, exercise, stop smoking, small regular meals
avoid hot drinks and alcohol, eating 3 hours before bed
what is a functional GI disorder and what diseases does the term include
diseases with no detectable pathology but have symptoms related to function
oesophageal spasm, non-ulcer dyspepsia , IBS, slow transit constipation, biliary dyskinesia
what are risk factors for developing oesophageal adenocarcinoma
obesity, male, middle age, causcasian
what is the difference between IBS-C and IBS- D
c- muscualr contractions are stronger and more frequency (triggers include walking and eating)
d - muscular contractions are reduced with reduced response to tiggers
which drug can cause a GI bleed
NSAIDs
also anti coagulants / antiplatelets
what drug can be used in sever cases of IBS
linaclotide - for bloating and constipation
why does pre- hepatic jaundice give normal coloured urine
unconjugated bilirubin is insoluble so doesn’t enter urine
what are common causes of constipation
poor diet/ fluid intake IBS colorectal cancer (+ rectal bleeding) stricture/ gi obstruction (+ active bowel sounds) hypothyroid (+ mennorhagia) opiates neuromuscular conditions - slow transit chronic laxitive abuse
what is the medical term for a black stool
melena
what are the age guidelines of how frequently an IBD patient should have a colonoscopy
8-20 years - 3 years
3-40 years - 2 years
40+ - annual
what is the most common liver disorder in western industrialised countries
Non alcoholic fatty liver disease (NAFLD) - 20%
what is the name of the disease caused by tropheryma whippelii that leads to small intestine malabsorption
whipples disease (skin, brain, joint, cardiac manifestation)
what is the difference between mild and sever pancreatitis
mild - minimal organ dysfunction and uneventful recovery
sever - organ failure or local complication (15% mortality)
what organs are affected in anorectal cancer
skin AND adenocarcinoma of bowel
what percentage of pancreatic caners are inoperable
<10 % - advanced disease + metastases
what does heartburn feel like
retrosternal pain with acid reflux
in blood tests for chronic pancreatitis , what would you expect to be raised and low?
raised - LFT, glucose, prothrombin time
low - albumin, Ca, Mg, vitB12
when should you investigate constipation
weight loss, abdominal mass, anemia, post rectal bleeding
what are high risk features for a patient with rectal bleeding
persistant changes in bowel habit >6 weeks
persistent rectal bleeding without anal symptoms
right sided abdominal mass
palpable rectal mass
unexplained iron deficiency anaemia
what is the criteria for high risk of refeeding syndrome
1 or more of - BMI <16, weight loss >15%, no intake in > 10 days, low K, P, Mg
2 or more of - BMI <18.5, weight loss >10%, no intake in >5 days, drug/ alcohol abuse
what scores are used to asses alcohol history
CAGE
FAST
what investigations can be used to see the anatomy of the pancreas
EUS, US, CT
size, cysts, duct diameter, tumour
what occurs in Barretts oesophagus
intestinal metaplasia due to prolonged acid exposure in the distal oesophagus (stratified squamous –> simple columnar, mucus secreting, gastric epithelium)
what major surgery is given to those with cholangiocarcinoma
major hepatectomy + extra hepatic bile ducts + caudate lobe resection
(stenting biliary trees improves quality of life)
what are clinical signs of ascites
dullness in flanks / shifting dullness spider navei palmar erythema abdominal ven distension factor hepaticas (smell)
what is the differential diagnosis for duodenal ulcers
non ulcer dyspepsia
duodenal Chrohns
pancreatic caner
what is the treatment for Dukes A colorectal cancer/ polyps
endoscopic resection
what is the treatment for H pylori
1 week eradication therapy - PPI + 2 antibiotics
how is hepatitis A diagnosed (RNA virus)
rise in IgM antibodies or AST/ ALTs
what is the major haemorrhage protocol for a GI bleed
A Breathing - O2 sats C - Iv fluids, blood transfusion D Endoscope once stable
how may someone with a peptic ulcer present
dyspepsia (indigestion), weight loss, collapse, decreased urine output, melena/ hematemesis
how may alcoholic hepatitis present
fever, malaise, anorexia, diarrhoea and vomiting
signs of decompensating liver
what is an alcoholic
someone whose problematic pattern of alcohol use leads to significant impairment or distress, manifested by multiple psychological, behavioural or physiological features
how is hepatitis C spread
blood transfusion, IV drug abuse, sexual contact
what drugs are hepatotoxic
paracetamol methotrexate isoniazid oestrogen salicyclates
what are side effects of azathioprine (immunosuppressant)
leukopenia pancreatitis hepatotoxity - blood monitoring lymphoma/ skin cnacer up to 285 intolerant
what is the difference between steatosis and steatohepatisi
steatosis - fat deposited in the liver
steatohepatitis - fatty liver with inflammation
when does UC peak
20-40 , F>M
what are complications of hepatitis B
cirrhosis, ESLD, hepatocellular carcinoma, polyarteritis nodosa
what is the final treatement for GORD
anti- reflux surgery fundoplication (increases LOS pressure)
how is hepatitis C treated
IFN free combination of direct acting anti- viral drugs
what is the treatment for primary biliary cholangitis
symptomatic - pruritus, diarrhoea, osteoporosis
vitamin prophylaxis A D E K
UDCA - bile acid flushes out bile salts from liver
how do you decide when to investigate someone for colorectal cancer if they are >60 or >40
> 60 - 1 symptoms
>40 - more than 1 symptom
what is diarrhoea defined as
increased stool frequency and volume with decreased consistency
what is the mean survival of inoperable pancreatic cancer and 5yr survival
mean - <6 months
1% 5 year survival
what are signs of liver disease on the hands and nails
leukonychia - white spots (hypoalbuminaemia) terrys nails - distal 1/3 reddened clubbing palmar erythema dupuytrens contracture
what is hepatic encephalopathy
condition in which brain function is impaired by the presence of toxic substances (NH43), absorbed from the colon, which are normally removed/ detoxified by the liver
how should all patients with ascites be investigated
ultrasound diagnostic paracentesis (needle aspiration ) for cell count, protein and albumin concentration (SAAG)
what symptoms may be seen in jaundice
biliary colic - RUQ pain, nausea/vomiting, self limiting in a few hours
dyspepsia symptoms
what are the alarm symptoms
A - anorexia (lack of appetite) L- loss of weight (unintentional) A - anaemia (iron deficiency) R - recent onset (> 55 years or persistent without treatment) M - maleana/ haematemesis or mass S - swallowing problems (dysphagia)
in post hepatic/ obstructive jaundice / why is urine dark and stools pale
conjugated bilirubin is water soluble so makes urine dark but as less conjugated bilirubin enters the gut the faeces become pale
how may coeliac disease present
diarrhoea/ stetorhea abdominal pain/ bloating weight loss anaemia - angular stomatitis fatigue dermatitis herpetiformis
when may someone with primary biliary cholangitis receive a transplant
end stage disease
intractable pruritus
what are risk factors for developing cholangiocarcinoma
Primary scelrosing cholangiits
congenital cystic disease
hepatolithisasis
what is the overall 5 year survival for cirrhosis
~50%
which type of IMD is more likely to have fistulas and granulomas
Crohns
how may you investigate a anorectal cancer
digital rectal examination
what are varices (oesophageal/ gastric)
abnormally dilated collateral vessels secondary to portal hypertension that can lead to life threatening bleeding
what is the aetiology of IBD
mostly unknown
environmental - western?
genetically susceptible
how are peptic ulcers treated
endoscopy with endotherapy - adrenaline injection + mechanical clip
lifestyle
what factors are considered in the Childs Pugh scoring system for liver disease
bilirubin albumin prothrombin time encephalopathy ascites
what is the difference between acute erosive gastritis and chronic gastritis
acute erosive - caused by alcohol excess, NSAIDs, major surgery, burns
chronic - H pylori (smoking, chronic alcohol, binary reflux)
what imaging would you do to investigate a pancreatic cancer
abdominal ultrasound
endoscopic ultrasound - show mass, distended biliary tree, hepatic masses (biopsy)
CT
ERCP if jaundice
what is the 5 year survival for oesophageal cancer
<10%
what is Mirrizi’s syndrome
obstructive jaundice secondary to compression of the common hepatic duct
what are high risk groups for colorectal cancer and how often are they given colonscopies
FAP - annual for 10-12 years HNPCC- 2 years from 25 IBD - 10 years post diagnosis family risk (high is 3 FDR< 50/ 3 FDR <60) - 5 years from 50 previous CRC - 5 yearly
what are some post hepatic/ obstructive causes of jaundice
gall bladder - obstruction/ blockage of ducts, gallstones, PBC, PSC
pancreatic cancer
what is cirrhosis
irreversibel liver damage - liver replaces damaged tissue with fibrous nodules (knobbly appearnace)
what liver enzymes are raised in alcoholic hepatitis
bilirubin, GGT, AlkP
what is the medical term for vomiting blood
haematemesis
what are complications of achalasia
aspiration pneumonia
increased risk of squamous cell carcinoma