GI Flashcards
HIgh urea + anaemia = ?
Upper GI bleed
What is the treeatment of Wilson’s disease?
Penicillamine
LFTs in cholestatic diesease?
ALT normal
ALP raised
ALT/ALP < 2
LFTs in hepatocellular disease?
ALT raised
ALP normal
ALT/ALP 5+
Causes of acute pancreatitis
Gallstones
Ethanol
Trauma
Steroids
Mumps (other viruses include Coxsackie B)
Autoimmune (e.g. polyarteritis nodosa), Ascaris infection
Scorpion venom
Hypertriglyceridaemia, Hyperchylomicronaemia, Hypercalcaemia, Hypothermia
ERCP
Drugs
What do you see on endoscopy in Crohn’s disease?
Cobblestone appearance
Painless jaundice is classically associated with what kind of cancer?
Pancreatic cancer
What is Murphy’s sign?
Patient stops breathing when you palpate the right costal margin due to acute cholecystitis
What is Virchow’s node associated with?
Gastric cancer
What kind of ulcer is alleviated by eating?
Duodenal ulcer
What condition is associated with primary sclerosing cholangitis?
Ulcerative colitis
What is the gold standard investigation for primary sclerosing cholangitis?
ERCP/MRCP
What is the worrying complication of primary sclerosing cholangitis?
cholangiocarcinoma
Where is the pain felt indiverticulitis?
Left lower quadrant
What is Haemochromatosis?
disorder of iron metabolism resulting in accumulation of iron
Liver disease + neurological signs points to…
Wilson’s Disease
What metabolic picture is seen in vomiting?
Metabolic alkalosis
Where does ulcerative colitis stop?
Ileocaecal valve
What does metoclopramide treat?
Nausea
Metabolic change associated with ACE inhibitora?
hyperkalaemia
Metabolic change associated with vitamin D deficiency?
Hypocalcaemia
Crypt abscesses are seen in..
Ulverative colitis
Small bowel lymphoma is a complication of…
Coeliac disease
Medical management of variceal haemorrhage?
terlipressin
Prophylaxis of variceal haemorrhage?
Propranolol
Anti-mitochondrial antibodies seen in…
primary biliary cirrhosis
Most common cuase of Hepatocellular carcinoma worldwide
Chronic Hepatitis B
Anti endomyseal antibody is associated with…
coeliac disease
What is the triad of Budd-Chiari syndrome?
sudden onset abdo pain
ascites
tender hepatomegaly
Investigation of of Budd-Chiari syndrome?
Doppler ultrasound
What is Barrett’s oesophagus?
Squamous epithelium replaced by columnar epithelium
What cancer is associated with h..pylori?
B cell lymphoma of MALT tissue
First line antibiotic treatment for c.diff infection
Oral metronidazole
First line anti motility agent for IBS?
loperamide
Triad of Mesenteric ischaemia
CVD, high lactate and soft but tender abdomen
Management of a liver absess
drainage and antibiotics
Treatment of h,pylori infection
PPI + amoxicillin + clarithromycin
1st line test for coeliac disease
Tissue transglutaminase antiboties /anti TTG
Test for H.pylori post eradication therapy
Urea breath test
Complication of ERCP
pancreatitis
Describe the classic history of achalasia
Dysphagia to solids and liquids from the start
What is visible on barium swallow in achalasia?
Beak like deformity
What is the cause of coeliac disease?
HLA DQ2 or DQ8
If there is no FHx of coeliacs disease, what antibody blood tests can confirm diagnosis?
Anti TTG and anti endomysial
What would you see on duodenal biopsy in coeliac disease?
Villous atrophy
Crypt hyperplasia
Lymphocyte infiltration
What antibodies are positive in ulcerative colitis?
pANCA
Name 2 anti inflammatory drugs used in the treatment of ulcerative colitis?
Sulfasalazine and mesalamine
What can you hear on examination of bowel obstruction?
Tinkling bowel sounds
Most common site of intussusception?
Ileocaecal calve
What typically causes mesenteric ischaemia?
embolus
Name a key risk factor for mesenteric ischaemia?
Atrial fibrillation
smoking, vascular disease
What area of the bowel is most commonly affected in ischaemic colitis?
Splenic flexure
Severe abdo pain out of proportion to physical findings with a history of a fib points to…
Mesenteric ischaemia
Where is diverticular disease most likely to occur?
The sigmoid colon
What is the gold standard diagnositc test for diverticulitis?
Abdominal CT (not colonoscopy)
Left lower quadrant pain in an elderly person likely is….
Diverticular disease
What is Rovsing’s sign?
When the LLQ is pressed there is pain felt on the right - positive for appendicitis
Where does pancreatitis pain radiate to?
epigastric pain radiates to the back
Which anitbiotcs are related to c.diff infection?
cephalosporins and clindamycin
Name a drug which is a risk factor for c.diff (non antibiotic)
PPI
How can c.diff be diagnosed?
CD toxin found on stool sample
what is the 2nd line treatment for c.diff if oral metronidazole doesn’t work
Oral vancomycin
Primary biliary cholangitis diagnosis?
Anti mitochondrial antibodies
Itching in a middle aged woman is the classic presenation of…
Primary biliary cholangitis
Treatment of haemochromatosis
venesection (blood letting)
What must be done in patients with a suspected upper GI bleed?
Endoscopy within 24 hours
Medical management of variceal bleeding?
Terlipressin and prophylactic antibiotics
Raised urea and a background of normal kidney function indicates…
Upper GI bleed
investigations of choice in primary sclerosing cholangitis
ERCP
What condition is associated with primary scerosing cholangitis?
Ulcerative colitis
jaundice, right upper quadrant pain and pruritus on a background of ulcerative colitis… diagnosis?
Primary sclerosing cholangitis
How is liver cirrhosis diagnosed?
transient elastography or Fibroscan
Who should be screened for cirrhosis?
- Hep C positive people
- Men who drink >50 units, women who drink >35 units
- Those with alcohol related liver disease
What is the most common form of inherited colorectal cancer?
Hreditary non polyposis colorectal cancer - HPNCC
What X-ray sign would you see in ulcerative colitis?
Lead pipe appearance
In spontaneous bacterial peritonitis, what is the causative organism seen on draining the ascitic fluid?
E.coli
What is the treatment for spontaneous bacterial peritonitis?
IV Cefotaxime
What is the first line treatment for crohn’s?
Glucocorticosteroid e.g. IC hydrocortisone
What is the treatment for a flare of ulcerative colitis?
oral Mesalazine
If oral mesalazine does not help a flare up of ulcerative colitis, what can be added?
Prednisolone
What are the symptoms of carcinoid syndrome?
- Flushing
- Diarrhoea
- Bronchospasm
What hormone is produced in carcinoid tumours?
5-HIAA
What does the modified glasgow score assess?
The severity of acute pancreatitis
What are the factors assessed in the modified glasgow score? - PANCREAS
PaO2 Albumin Nitrogen Creatinine Raised white cell count Enzyme - lactate dehydrogenase Age Sugar (glucose)
How to distinguish between IBD and IBS in primary care?
Faecal calprotectin
Most common cause of upper GI bleed?
Peptic ulcer
What is the gold standard investigation of oesophageal cancer?
Endoscopy
Side effects of PPIs?
Hyponatraemia
Osteoporosis
Increased risk of c.diff
Blood results typically seen in primary sclerosing cholangitis?
Raised ALP, gamma-GT and bilirubin
Gold standard investigation for primary sclerosing cholangitis?
MRCP
Raised ALP is most commonly associated by problems with….
The Bile Duct
What is charcot’s triad?
Ascending cholangitis:
- Fever
- Jaundice
- RUQ pain
What does a positive Rovsing’s sign indicate?
Appendicitis
When would you see a positive murphy’s sign?
Acute cholecystitis
What is the treatment of alcoholic hepatitis?
Prednisolone
What would you see in the blood and ABG in mesenteric ischaemia?
Raised lactate, acidosis
Most common site of ischaemic colitis?
Splenic flexure
‘thumbprinting’ on abdominal x-ray indicates?
Ischaemic colitis
Which hepatitis is most likely to precede hepatocellular carcinoma?
Hep C
First line treatment of severe c.diff infection is…
Vancomycin
Treatment for hepatic encephalopathy?
Lactulose and rifaximin
First line treatment for a crohn’s clare up?
IV hydrocortisone
If IV hydrocortisone does not aid a crohn’s flare up what is added?
Biologic therapy/monoclonal antibody e.g. infliximab
How to monitor hepatocellular carcinoma recurrence?
AFP
What would you see on abdominal x ray in gall stone ileus?
Small bowel obstruction
Air in the biliary tree