6 results
Upper and Lower Causes of GI Bleed
Upper:
 • Esophagus: Tear (Mallory Weiss, Boerhaave syndrome), Variceal, Esophagitis,
: • Bowel: Diverticular ... sarcoma, Mesenteric ischemia ... Inflammatory: Ischemic ... colitis, UC/Chrons ... (IBD), Radiation
Ischemic Colitis on Colonoscopy
35yo male, PR bleeding, mucoid stool, tennesmus, abdominal cramping pain, low grade fever,
Ischemic Colitis ... consistent with Ischemic ... Fwl Tan #Ischemic ... #Colitis #Colonoscopy ... #endoscopy #gastroenterology
Ischemic Colitis on Colonoscopy
80 F with Afib with acute abdominal pain and syncope.
Ischemic colitis (full thickness)
Ischemic Colitis ... Ischemic colitis ... DrBloodandGuts #Ischemic ... #Colitis #Colonoscopy ... #clinical #colon
IBD Mimics
Infectious - Always RULE OUT infection (CMV, C. diff esp.) obtain travel & exposures history:
Salmonella • Colon ... immuno-therapy), Ischemic ... (irritable bowel ... #inflammatroy #bowel ... differential #diagnosis #gastroenterology
Occult and Lower Gastronintestinal Bleed - Differential Diagnosis Algorithm

Occult (Stool + Occult blood and/or iron deficiency
Occult and Lower ... Angiodysplasia (colon ... , asymptomatic IBD ... bleed, • Acute colitis ... (ischemia, infectious
Causes of Small Bowel Ulceration
The diagnosis of IBD can’t be made or excluded by biopsies alone
The diagnosis of IBD ... this requires clinical ... and endoscopic ... ) • Vascular: Ischaemia ... #differential #gastroenterology