4 results
Upper and Lower Causes of GI Bleed
Upper:
 • Esophagus: Tear (Mallory Weiss, Boerhaave syndrome), Variceal, Esophagitis,
Causes of GI Bleed ... colitis, UC/Chrons (IBD ... Radiation CMC IM ... differential #diagnosis #Causes ... #algorithm
Mechanisms of Lower Extremity Edema: #Diagnosis #Pathophys #EM #IM #Edema #Lower #LowerExtremity #Causes #Starling #Oncotic #Hydrostatic
Mechanisms of Lower ... Diagnosis #Pathophys #EM ... #IM #Edema #Lower ... LowerExtremity #Causes ... Differential #Mechanism #Algorithm
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
• Common Causes ... skin pallor • GI ... diarrhea related to IBD ... , can consider IM ... by approx. lg per
Occult and Lower Gastronintestinal Bleed - Differential Diagnosis Algorithm

Occult (Stool + Occult blood and/or iron deficiency
Occult and Lower ... Differential Diagnosis Algorithm ... , asymptomatic IBD ... OUT BRISK Upper GI ... #Causes