Clostridium difficile and PMC
Pseudomembranous colitis (PMC); acute inflammatory disease of colon commonly associated with antibiotic use; C. difficile implicated as a causative organism in 1970’s
Category Gastroenterology
Portopulmonary syndrome
Portopulmonary Syndrome is NOT considered contraindication to liver transplantation; affects ~20% of pre-transplant patients; usually due to increased blood flow through the lungs without increased resistance
Hepatopulmonary Syndrome
Hepatopulmonary Syndrome = hepatic dysfunction + intrapulmonary vasodilation -> gas exchange abnormalities; imbalance between intrapulmonary vasoconstriction and vasodilation at the pre- and post-capillary level
Tintinalli Gastroenterology MCQs
Tintinalli Gastroenterology multiple choice questions MCQs for ACEM Fellowship
Gastric Residual Volume
Gastric residual volume is the amount aspirated from the stomach following administration of enteral feed. An aspirated amount of ≤ 500ml 6 hourly is safe and indicates that the GIT is functioning
Gut under pressure
A patient is day 1 post-laparotomy. his abdomen feels tight and his urine output has dropped off... Can you save the day in this gastrointestinal gutwrencher?
Snookered
You are assessing a 37 year old male in the emergency department. He appears to be in discomfort and states that he fell asleep at a party and thinks ‘someone put something up his back passage while he was out of it’.
A Lesson in History
A man, originally from Somalia, is jaundiced and has abnormal LFTs. Can you work out the cause?
Gut ache or Gordian knot?
A 29 year-old man has recurrent abdominal pain. Can you make the diagnosis where others have failed? Is this a Gordian knot?
Appendagitis
A 50 year-old man presented to the ED with sharp abdominal pain localised to his left lower quadrant.
GI Drug Absorption in Critical Illness
GI Drug Absorption in Critical Illness; multi-factorial determinants influence the bioavailability of drugs; governed by factors altering transport of substances across cell membranes (diffusion, active transport, ultrafiltration)
Intubation of the GI bleeder
Massive GI hemorrhage presents multiple challenges during intubation: obscured view of vocal cords; risk of aspiration; risk of haemorrhagic shock and haemodynamic instability; risk to staff from contact with body fluids