3 results
Algorithm for the evaluation of macrocytic anemia. (RBC = red blood cell; MMA = methylmalonic acid.)
Physicians
Algorithm for the ... the most likely cause ... recovery also causes ... B12 are a useful part ... #Workup #AAFP
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
B12 (Cobalamin) Deficiency ... • Common Causes ... skin pallor • GI ... diarrhea related to IBD ... by approx. lg per
Occult and Lower Gastronintestinal Bleed - Differential Diagnosis Algorithm

Occult (Stool + Occult blood and/or iron deficiency
blood and/or iron deficiency ... anemia) • Colorectal ... , asymptomatic IBD ... OUT BRISK Upper GI ... #Causes