8 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
Colonic Thumbprint Sign on Abdominal XRay - Differential Diagnosis:
 • inflammatory bowel disease: UC and CD
Colonic Thumbprint Sign ... disease: UC and ... pseudomembranous colitis ... ) • bowel ischemia ... • typhlitis #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
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 ... #endoscopy #gastroenterology ... #clinical
Ischemic Colitis on Colonoscopy
80 F with Afib with acute abdominal pain and syncope.
Ischemic colitis (full thickness)
Ischemic Colitis ... Ischemic colitis ... DrBloodandGuts #Ischemic ... #clinical #colon ... #gastroenterology
Thumbprinting in Ischemic Colitis- Contrast-enhanced computed tomography of the abdomen, performed to evaluate the possibility of
Thumbprinting in Ischemic ... of the sigmoid colon ... can be seen in ischemic ... a diagnosis of ischemic ... #ischemic #colitis
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
Causes of Small Bowel ... this requires clinical ... and endoscopic ... ) • Vascular: Ischaemia ... #differential #gastroenterology