4 results
Upper and Lower Causes of GI Bleed
Upper:
 • Esophagus: Tear (Mallory Weiss, Boerhaave syndrome), Variceal, Esophagitis,
Upper and Lower Causes ... of GI Bleed Upper ... colitis, UC/Chrons (IBD ... Radiation CMC IM ... #algorithm
Algorithm for the evaluation of macrocytic anemia. (RBC = red blood cell; MMA = methylmalonic acid.)
Physicians
Algorithm for the ... evaluation of macrocytic ... the most likely cause ... B12 are a useful part ... #Workup #AAFP
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
• Common Causes ... skin pallor • GI ... total body stores Evaluation ... , can consider IM ... by approx. lg per
UCSF COVID-19 Adult Clinical Evaluation Guide - Updated April 10 2020

Clinical Presentation
• Fever: hospitalized pts but
Adult Clinical Evaluation ... rhinorrhea) <20% • GI ... Cardiac: multiple case ... UCSF COVID-19 ID ... Guide #Diagnosis #Algorithm