14 results
Upper and Lower Causes of GI Bleed
Upper:
 • Esophagus: Tear (Mallory Weiss, Boerhaave syndrome), Variceal, Esophagitis,
Upper and Lower Causes ... fistula Lower: • Bowel ... Infectious colitis, UC ... /Chrons (IBD), Radiation ... Lower #GIBleed #differential
Small and Large Bowel Obstruction - Differential (DISTEND HIM)

Diverticulitis 
Inflammatory bowel disease (Crohn’s, UC) 
Surgery (adhesions)
Obstruction - Differential ... disease (Crohn’s, UC ... gallstones Hernias Ischemic ... Obstruction #SBO #Differential ... #Causes #Diagosis
Chronic Diarrhea Differential Diagnosis
 • Inflammatory, Infectious: Recurrent C. diff, Giardiasis
 • Inflammatory, Non-infectious: IBD, Ischemia,
Chronic Diarrhea Differential ... Non-infectious: IBD ... , Ischemia, Malignancy ... #Diagnosis #causes ... #gastroenterology
Causes of Small Bowel Ulceration
The diagnosis of IBD can’t be made or excluded by biopsies alone
Bowel Ulceration ... requires clinical and endoscopic ... ) • Vascular: Ischaemia ... Ulceration #diagnosis #differential ... #gastroenterology
IBD Mimics
Infectious - Always RULE OUT infection (CMV, C. diff esp.) obtain travel & exposures history:
immuno-therapy), Ischemic ... (irritable bowel ... #inflammatroy #bowel ... mimics #mimickers #differential ... #diagnosis #gastroenterology
Causes of Fat Malabsorption - Differential Diagnosis
Biliary Duct Obstruction
 • Autoimmune— PBC, PSC
 • Infection— liver
Causes of Fat Malabsorption ... - Differential ... Celiac disease • IBD ... - CD, UC Altered ... #Diagnosis #Causes
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
- Differential ... Family history of IBD ... Diverticulitis • IBD ... #Differential # ... Diagnosis #gastroenterology
Causes of Nausea and Vomiting - Differential Diagnosis Framework

Chemoreceptor Trigger Zone/Area Postrema:
 • Drugs:
	- Chemo agents
	-
and Vomiting - Differential ... • Foods • IBS ... • Mesenteric ischemia ... #diagnosis #causes ... #gastroenterology
Causes of Intestinal Obstruction - Differential Diagnosis
Lesions Extrinsic to the Intestinal Wall:
 • Adhesions: Postoperative, Congenital,
Causes of Intestinal ... Obstruction - Differential ... Intramural hematoma, Ischemic ... perforate the bowel ... #Causes #gastroenterology
Occult and Lower Gastronintestinal Bleed - Differential Diagnosis Algorithm

Occult (Stool + Occult blood and/or iron deficiency
Gastronintestinal Bleed - Differential ... , asymptomatic IBD ... Acute colitis (ischemia ... Gastronintestinal #Differential ... Diagnosis #Algorithm #Causes