Gastrointestinal Conditions Flashcards
Who is typically affected by acute pancreatitis?
ELDERLY
MIDDLE AGED
MALE
What are the most common causes of acute pancreatitis
GALLSTONES
ALCOHOL
Main risk factors to worry about in acute pancreatitis
TRAUMA- (endoscopic procedures, surgery, blunt abdo trauma)
INFECTION- (mumps, cosackie B4, m.pneumonia)
IATROGENIC- (thiazide diuretics, azathioprine, tetracyclines, oestrogens, valproic acid)
AUTOIMMUNE- (systemic lupus erythematous, Sjorgen’s syndrome)
What is the key symptom for acute pancreatitis?
EPIGASTRIC PAIN WITH SUDDEN ONSET which becomes continuous. It RADIATES TO THE BACK.
WORSENS WITH MOVEMENT
ALLEVIATED BY FOETAL POSITION
Clinical Signs for acute pancreatitis
Jaundice
Ecchymosis
Abdo tenderness and distension
Tachycardia/Hypotension
Main Differentials for acute pancreatitis
Perforated peptic ulcer Bowel obstruction Ischaemic Bowel Ruptured AAA Biliary colic, acute cholecystitis, cholangitis, viral hepatitis Gastroenteritis Diabetic Ketoacidosis
Investigations for suspected acute pancreatitis
BLOOD- serum amylase, FBC, glucose, CRP
IMAGING- abdo X-ray, CT scan, USS, laparoscopy
Treatments for acute pancreatitis
PAIN RELIEF- benzodiazepine, buprenorphine, pethidine (NOT MORPHINE) REMOVE GALLSTONES LIFESTYLE MANAGEMENT- alcohol management ANTIBIOTICS- tazocin SURGICAL- cholecystectomy
What are the complications if acute pancreatitis goes untreated
Pancreatic necrosis, infected necrosis, acute fluid collections, pancreatic abscess, acute pseudo-cyst, pancreatic ascites, acute cholecystitis
SYSTEMIC- pulmonary oedema, pleural effusions, ARDS, hypovolaemia, shock, hypocalcaemia, hypomagnesaemia, hyperglycaemia.
Who is typically affected by chronic pancreatitis?
MIDDLE AGED MEN
45-54 YEARS
What is the most common cause?
ALCOHOL (in 70-80%)
Key risk factors associated with chronic pancreatitis
LIFESTYLE- SMOKING as it inhibits exocrine pancreatic secretion
GALLSTONES/PANCREATIC DUCT STRICTURES, IBD, PRIMARY BILIARY CIRRHOSIS
IATROGENIC- (thiazide diuretics, azathioproine, tetracyclines, oestrogens, valproic acid)
AUTOIMMUNE: Sjorgen’s
What are some of the key symptoms for chronic pancreatitis?
severe DULL, EPIGASTRIC PAIN that can radiate to the BACK and can LOCALIZE to the UPPER QUADRANTS
Relieved by SITTING UPRIGHT, LEANING FORWARD
Precipitated by EATING
STEATORRHOEA
WEIGHT LOSS
Clinical signs for chronic pancreatitis
Epigastric tenderness Jaundice Chronic liver disease Raised pituitary hormone Positive secretin stimulation test Calcification on CT Speckled calcification on abdominal x-ray Raised blood glucose
What are some differentials for chronic pancreatitis
Acute pancreatitis Peptic ulcer disease and IBS AAA MI Biliary colic and acute choleycystitis Gastroparesis
What investigations should be done in suspected chronic pancreatitis?
BLOODS- serum amylase, FBC, U+Es, glucose, CRP, LFTs
IMAGING- abdo x-ray, CT scan, USS, laparoscopy
What is the treatment for chronic pancreatitis?
Pain relief- paracetamol and NSAIDs
Creon- to reduce pain and replace pancreatic enzymes for malabsorption
SURGERY- pancreatic resection
What are the main causes of an acute GI bleed?
Peptic Ulcer Gastritis Varices Oesophagitis Mallory-Weiss Tear Erosive Duodenitis Haemorrhoids Anal Fissure Colon Polyps Colorectal Cancer Ulcerative Colitis Crohn's Disease
What are some of the risk factors that lead to an acute GI bleed?
Alcohol abuse Chronic Renal Failure NSAID use High age Low socio-economic class
The main symptoms of acute GI bleeds:
PAIN- especially in conjunction with gallstones and alcohol abuse.
BLEEDING- bright red/black (coffee-ground) vomit, melaena (black tarry stools).
SYNCOPE/SHOCK- due to loss of blood
Clinical signs of an acute GI bleed?
Shock
Anaemia
Dehydration
Liver Pathology signs- spider naevi, gynaecomastia, flap
Dyspepsia
Weight loss (which could signify malignancy)
Jaundice (Seen in portal hypertensive gastropathy and varices)
What are some of the differentials for acute GI bleeds?
AAA
OESOPHAGEAL- Barrett’s, cancer, varices, -itis.
GASRTIC- outlet obstruction, cancer, -itis, PUD
Merkel’s
Small Bowel Ulceration
What are key investigations in suspected acute GI bleed?
BLOODS- FBC, U+E, glucose, CRP
IMAGING- Endoscopy, USS, laparoscopy, CT scan, CXY, erect and supine AXR
What is the best treatment for acute GI bleeds?
Fluid resuscitation- correct all of the fluid that has been lost
stop NSAIDs if necessary
Potential treatment for H.Pylori- Lansoprazole, Amoxicillin, Clarithromycin
Who is most affected by acute hepatitis?
Children and young adults
What are the main causes of acute hepatitis?
VIRAL- Hep A-E and cytomaegalovirus
NON-VIRAL INFECTION- toxoplasma gondii, Coxiella burnetti (Q-fever)
ALCOHOL
DRUG- paracetamol OD, halogenated anaesthetics, Anti TB
PREGNANCY
POISION
WILSONS DISEASE
What are the main risk factors associated with acute hepatitis
Alcohol abuse
Ingesting contaminated food/drink
What are some symptoms associated with acute hepatitis
PAIN AND PRESSURE IN THE RIGHT HYPOCHONDRIUM
tiredness, malaise, light fever
poor appetite, change in taste
skin rash
Clinical signs associated with acute hepatitis?
Tender enlargement of the liver
Splenomegaly
Lymphadenopathy
Liver failure
What are the main differentials for acute hepatitis?
HEPATIC- Liver abscess, autoimmune hepatitis, hepatocellular cancer
PANCREATIC- cancer, -itis
GALLBLADDER- cholecystitis, cholelithiasis
GASTRIC- PUD
Small bowel obstruction
AAA
What investigations should be used for suspected acute hepatitis?
BLOODS- FBC, ESR, CRP, LFTs, serum AST, ALT, bilirubin, serum antibodies
What treatment is used for acute hepatitis?
Mostly symptom management (fluids, antiemetics, rest)
Hep C - Interferon alfa
What complications can arise from untreated acute hepatitis?
Chronic hepatitis
Liver failure
Who is most affected by appendicitis?
Early teens
Those in their late 40s
Males
What are the main causes of appendicitis?
INFECTION- parasites, infection secondary to obstruction of appendix lumen, bacterial overgrowth
STRUCTURE- tumour, faecolith, fragments of indigestible food, raised intraluminal pressure
Mucus
Ischaemia
Necrosis of the appendix
What are the main risk factors associated with appendicitis?
AGE
GENDER (male)
FREQUENT ANTIBIOTIC USE
SMOKING
What are the common symptoms of appendicitis?
PAIN- PERIUMBILICAL/EPIGASTRIC pain that is constant and sharp that radiates to the RIGHT ILIAC FOSSA
worsened by movement and driving over speed bumps
ANOREXIA, NAUSEA, VOMITING, CONSTIPATION
Clinical signs of appendicitis include:
ABDO TENDERNESS- on percussion, maximum at McBurney’s point
facial flushing, halitosis
ROSVING’S SIGN- (palpation of the left lower quadrant increases pain on right lower quad)
PSOAS SIGN- (extension of right thigh elicits pain in right lower quad)
OBTURATOR SIGN- (internal rotation of flexed right thigh elicits pain in right lower quad)
Differential Diagnoses for appendicitis include:
GI- gastroenteritis, perforated peptic ulcer, acue cholecystitis, diverticulitis, pancreatitis
URO- right ureteric colic, right pyelonephritis, UTI, renal caliculi
GYNAE- ectopic pregnancy, ruptured ovarian follicle, torted ovarian cyst, salpingitis
OTHER- pneumonia, mesenteric adenitis, rectus sheath haematoma, diabetic ketoacidosis, shingles, porphyria.
What investigations are appropriate for suspected appendicitis?
BLOODS- FBC, LFTs, CRP
OTHER- pregnancy test, urine dipstick
Treatment for appendicitis?
SURGICAL- appendectomy
ANTIBIOTICS
What are the main complications of untreated appendicitis?
PERFORATION AND RUPTURE
septicaemia, ileus
Who is typically most affected by femoral hernias?
WOMEN
middle age and elderly