1374 results
Upper and Lower Causes of GI Bleed
Upper:
 • Esophagus: Tear (Mallory Weiss, Boerhaave syndrome), Variceal, Esophagitis,
Upper and Lower Causes ... , Infectious colitis ... , UC/Chrons (IBD ... Lower #GIBleed #differential ... #diagnosis #Causes
Causes of Chronic Diarrhea - Differential Diagnosis
Osmotic
 • Food/Drink: Lactose intolerance, Artificial sweeteners (e.g. sorbitol, high
Causes of Chronic ... Diarrhea - Differential ... • Microscopic colitis ... bowel disease (IBD ... #Differential #
Suspected Celiac Disease - Diagnosis Algorithm

Celiac disease suspected:
 • Signs and symptoms of celiac disease
 •
without discernable cause ... Addisons, microscopic colitis ... Differential ... Inflammatory (IBD
Occult and Lower Gastronintestinal Bleed - Differential Diagnosis Algorithm

Occult (Stool + Occult blood and/or iron deficiency
Gastronintestinal Bleed - Differential ... , asymptomatic IBD ... bleed, • Acute colitis ... Gastronintestinal #Differential ... Diagnosis #Algorithm #Causes
Ulcerative Colitis vs Crohn's Disease - IBD Comparison Table
Ulcerative Collitis
 - Location
Ulcerative Colitis ... Crohn's Disease - IBD ... Table Ulcerative Collitis ... ileum • Most cases ... Crohns #Disease #IBD
IBD - Assessment of Lack of Response (sLOR) - Differential Diagnosis
Non-inflammatory mechanisms:
 • IBS
 • Fibrostenotic
Response (sLOR) - Differential ... mechanisms, Non-IBD ... @JeanDonet #IBD ... LossOfResponse #Differential ... #Diagnosis #Causes
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... syndrome Ulcerative Colitis ... Nodosum #Mnemonic #Causes ... #Differential #
Lower GI Bleed - Differential Diagnosis Framework
Structural:
 - Diverticulosis
 - Post-Polypectomy Bleeding
 - Hemorrhoids
 - Polyps
Lower GI Bleed - Differential ... - IBD - Infectious ... Colitis - Radiation ... Colitis/Proctitis ... GIBleed #LGIB #Differential
Colitis - Differential Diagnosis by Segment Location

Ascending Colon:
 - Shigella
 - Salmonella
 - Amebic colitis
Hepatic flexure:
Colitis - Differential ... Salmonella - Amebic colitis ... Radiation #Colitis ... Segment #Location #Differential ... Diagnosis #Map #Causes
IBD Mimics
Infectious - Always RULE OUT infection (CMV, C. diff esp.) obtain travel & exposures history:
IBD Mimics Infectious ... SCAD ( segmental colitis ... , Drug induced colitis ... lymphomas, others) #IBD ... mimics #mimickers #differential