20 results
Methylmalonic Acid and Homocysteine Levels in Vitamin B12 and Folate Deficiency
 • B12 Deficiency: MMA elevated,
B12 and Folate ... DeficiencyB12 ... Deficiency: MMA ... Deficiency: MMA ... #MMA #folate #deficiency
Algorithm for the evaluation of macrocytic anemia. (RBC = red blood cell; MMA = methylmalonic acid.)
Physicians
red blood cell; MMA ... B12 deficiency ... deficiency. ... #VitaminB12 #Folate ... #FolicAcid #MMA
Diagnosing Vitamin B12 and/or Folate Deficiency

It turns out that simply measuring serum levels of B12 or
Diagnosing Vitamin ... B12 and/or Folate ... #VitaminB12 #Folate ... #Nutrition #Hematology ... ComparisonTable #MMA
Anemia - Underproduction Diagnostic Algorithm
 - Iron deficiency anemia
 - Anemia of chronic inflammation
 - Anemia
Algorithm - Iron ... deficiency anemia ... kidney disease - Vitamin ... B12 and/or folate ... deficiency -
Micronutrient Deficiencies After Gastric Bypass
Fat-Soluble Vitamins:
 • Vitamin A - Night/complete blindness, xeropthalmia (pathologic dryness of
• Thiamine - Nausea ... cardiomyopathy) • Folate ... • Vitamin B12 ... Trace Minerals: • Iron ... #nutrition #table
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
Microcytic" • Iron ... Megaloblastic: Vitamin ... B12 deficiency, ... Folate deficiency ... differential #diagnosis #causes
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Diseases: • GATA2 deficiency ... • Fanconi’s anemia ... Antibody-mediated hemolysis Nutritional ... consumption • Vitamin ... B12Folate deficiency
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Volume (<80 fL) • Iron ... (>100 fL) • B12 ... Folate Deficiency ... #Hematology
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Toxins • Aplastic Anemia ... Myelodysplasia Nutritional ... deficiency: • ... B12/folate/combined ... #Hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
MCH, MCHC, Serum Iron ... Deficiency • ... B12/Folate Deficiency ... Diagnosis #Algorithm #Causes ... #Hematology