6 results
Algorithm for the evaluation of macrocytic anemia. (RBC = red blood cell; MMA = methylmalonic acid.)
Physicians
Algorithm for the ... evaluation of macrocytic ... red blood cell; MMA ... the most likely cause ... recovery also causes
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Differential Diagnosis Algorithm ... • Drugs Oval Macrocytes ... and Folate Deficiency ... #Causes #Hematology
Micronutrient Deficiencies After Gastric Bypass
Fat-Soluble Vitamins:
 • Vitamin A - Night/complete blindness, xeropthalmia (pathologic dryness of
• Thiamine - Nausea ... cardiomyopathy) • Folate ... - Macrocytic anemia ... • Vitamin B12 ... - Macrocytic anemia
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
MCV - >96fL - "Macrocytic ... Megaloblastic: Vitamin ... B12 deficiency, ... Folate deficiency ... differential #diagnosis #causes
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
Vitamin B12 (Cobalamin ... • Common Causes ... : • Worsening macrocytic ... related to IBD, celiac ... - Elevated MMA
Fatigue and IBD Algorithm
 • 40-50% patients have fatigue despite clinical remission
 • Risk factors: BMI,
, Anemia • Prevalence ... Crohn's > UC Anemia ... • Supplement folate ... (B12, MMA) for ... /other causes