366 results
Diagnosing Vitamin B12 and/or Folate Deficiency

It turns out that simply measuring serum levels of B12 or
Deficiency It ... to diagnosis deficiency ... levels will be deficient ... deficiency and ... #Deficiency #Diagnosis
Workup for Vitamin B12 and Folate Deficiency

#Workup #VitaminB12 #Folate #Deficiency #FolicAcid #Diagnosis #Macrocytosis #MacrocyticAnemia #Algorithm
Vitamin B12 and Folate ... Deficiency # ... Workup #VitaminB12 #Folate ... #Deficiency #FolicAcid
Methylmalonic Acid and Homocysteine Levels in Vitamin B12 and Folate Deficiency
 • B12 Deficiency: MMA elevated,
Vitamin B12 and Folate ... Deficiency • B12 ... Deficiency: MMA ... Deficiency: MMA ... #deficiency #VitaminB12
Etiologies of Folate Deficiency
 • Decreased dietary intake - uncommon in this era
 • Increased requirements
Deficiency • Decreased ... deficiency if intake ... deficiency are ... deficiency. ... #deficiency #FolicAcid
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Megakaryopoiesis • B12 Deficiency ... • Folate Deficiency ... • Folate Antagonist
Folate Deficiency - Causes of Decreased Folic Acid
↓ Intake: Diet, Age, Alcohol
↑ Demand: Pregnancy, Infancy, Hemolysis,
Folate Deficiency ... @drkeithsiau #Folate ... #Deficiency #FolicAcid
Anemia - Underproduction Diagnostic Algorithm
 - Iron deficiency anemia
 - Anemia of chronic inflammation
 - Anemia
Algorithm - Iron deficiency ... Vitamin B12 and/or folate ... deficiency -
Approach to Hypoproliferative Macrocytic Anemia

 • 812, Folate Deficiency
 • MDS+
 • Hypothyroid
 • Liver Disease
Anemia • 812, Folate ... Deficiency
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
inflammation) • Iron deficiency ... Megaloblastic: Folate ... deficiency, B12 ... deficiency, Orotic
Pancytopenia - Differential Diagnosis

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

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Diseases: • GATA2 deficiency ... Vitamin B12 • Folate ... deficiency Infections