13 results
Algorithm for the evaluation of macrocytic anemia. (RBC = red blood cell; MMA = methylmalonic acid.)
Physicians
evaluation of macrocytic ... the most likely cause ... recovery also causes ... deficiency. ... #Anemia #VitaminB12
Approach to Hypoproliferative Macrocytic Anemia

 • 812, Folate Deficiency
 • MDS+
 • Hypothyroid
 • Liver Disease
Hypoproliferative Macrocytic ... Anemia812 ... , Folate Deficiency ... #Anemia #differential ... algorithm #hematology #workup
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Volume (MCV) - Differential ... • Drugs Oval Macrocytes ... • Dietary Deficiency ... and Folate Deficiency
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
" • Iron deficiency ... MCV - >96fL - "Macrocytic ... Megaloblastic: Vitamin B12 ... morphologic #mcv #differential ... #diagnosis #causes
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Volume (MCV) - Differential ... Hypersplenism • Secondary ... • Early Iron Deficiency ... #Differential #
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Volume (MCV) - Differential ... (>100 fL) • B12 ... #MCV #Classification ... #Differential #
Micronutrient Deficiencies After Gastric Bypass
Fat-Soluble Vitamins:
 • Vitamin A - Night/complete blindness, xeropthalmia (pathologic dryness of
Bone disease, secondary ... • Thiamine - Nausea ... B12 - Macrocytic ... Bone disease, secondary ... nutrition #table #differential
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
- Differential ... • B12/Folate ... Deficiency • Aplastic ... #Classification ... Diagnosis #Algorithm #Causes
Causes of Low Vitamin B12 Levels
Low vitamin B12 intake - Vegetarianism, chronic alcoholism and older people
Autoimmune
Causes of Low Vitamin ... B12 Levels Low ... vitamin B12 intake ... antagonists #VitaminB12 ... #cobalamin #differential
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Causes of Anemia ... Volume (MCV) - Differential ... RBC>13 • Iron Deficiency ... Secondary to Inflammation ... #Microcytic #Anemia