15 results
Lower GI Bleed - Differential Diagnosis Framework
Structural:
 - Diverticulosis
 - Post-Polypectomy Bleeding
 - Hemorrhoids
 - Polyps
Diagnosis Framework ... - Aortoenteric Fistula ... congenital/systemic disease ... - IBD - Infectious ... #Diagnosis #gastroenterology
Upper and Lower Causes of GI Bleed
Upper:
 • Esophagus: Tear (Mallory Weiss, Boerhaave syndrome), Variceal, Esophagitis,
Upper and Lower Causes ... : Aortoenteric fistula ... , UC/Chrons (IBD ... Lower #GIBleed #differential ... #diagnosis #Causes
Chronic Diarrhea Differential Diagnosis
 • Inflammatory, Infectious: Recurrent C. diff, Giardiasis
 • Inflammatory, Non-infectious: IBD, Ischemia,
Diagnosis • Inflammatory ... Non-infectious: IBD ... overgrowth, Celiac disease ... #Diagnosis #causes ... #gastroenterology
IBD Mimics
Infectious - Always RULE OUT infection (CMV, C. diff esp.) obtain travel & exposures history:
IBD Mimics Infectious ... intestine: Behcet's disease ... lymphomas, others) #IBD ... mimics #mimickers #differential ... #diagnosis #gastroenterology
Suspected Celiac Disease - Diagnosis Algorithm

Celiac disease suspected:
 • Signs and symptoms of celiac disease
 •
without discernable cause ... Addisons, microscopic colitis ... Differential ... Inflammatory (IBD ... #gastroenterology
Causes of Iron Deficiency
 • Inadequate Intake: Vegetarian/vegan diet, Malnutrition
 • Increased Body Needs: Infants/preschoolers, Pregnancy,
Causes of Iron Deficiency ... (IBD, cancer) ... Iron #Deficiency #differential ... #diagnosis #causes ... #nutrition
Causes of Iron Deficiency
 • Diet: ↓ Intake, e.g. vegan, Malnutrition, Polyphenol / tannins, ↓ Vitamin
Inflammation: IBD ... , Chronic disease ... #differential # ... diagnosis #anemia ... #nutrition
Causes of Chronic Diarrhea - Differential Diagnosis
Osmotic
 • Food/Drink: Lactose intolerance, Artificial sweeteners (e.g. sorbitol, high
Causes of Chronic ... Diarrhea - Differential ... Diagnosis Osmotic ... • Microscopic colitis ... (IBD): Ulcerative
Upper GI Bleed - Management Algorithm

Upper GI bleed Suspected: Melena, hematemesis, coffee-ground emesis, BRBPR
Initial Stabilization
Concern for
Consult GI ± EGD Causes ... • Aortoenteric fistula ... UGIB #GIBleed #Differential ... #Diagnosis #management ... gastrointestinal #gastroenterology
Causes of Small Bowel Ulceration
The diagnosis of IBD can’t be made or excluded by biopsies alone
Ulceration The diagnosis ... of IBD can’t be ... , Aortoenteric fistula ... #differential # ... gastroenterology