44 results
Diagnosing Vitamin B12 and/or Folate Deficiency

It turns out that simply measuring serum levels of B12 or
Vitamin B12 and/or Folate ... with low B12 stores ... normal tissue stores ... stores. ... #Nutrition #Hematology
Etiologies of Folate Deficiency
 • Decreased dietary intake - uncommon in this era
 • Increased requirements
Deficiency • Decreased ... that can cause ... stores and can ... depleted tissue stores ... differential #diagnosis #hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... • Folate Deficiency ... • Folate Antagonist ... Diagnosis #Algorithm #Causes ... #Hematology
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Causes of Neutropenia ... Myelodysplasia Nutritional deficiency ... : • B12/folate ... Diagnosis #Algorithm #Causes ... #Hematology
Primary Dermatologic Nail Disorders - Differential Diagnosis Algorithm
Nail Plate - Pitting
 • Psoriasis
 • Alopecia Areata
Nail
Primary Dermatologic ... Algorithm Nail Plate ... / Black Linear Streak ... NailDisorders #Primary #dermatology ... Diagnosis #Algorithm #causes
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... 80 fL) • Iron Deficiency ... • Folate Deficiency ... Diagnosis #Algorithm #Causes ... #Hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... • Dietary Deficiency ... Rule out B12 and Folate ... Deficiency - ... #Hematology
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
treat underlying cause ... 200 - Inadequate Solute ... Stress, Nausea, ... Glucocorticoid Deficiency
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Reticulocytes • Iron Deficiency ... • B12/Folate ... Deficiency • Aplastic ... Diagnosis #Algorithm #Causes ... #Hematology
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
Microcytic" • Iron deficiency ... Megaloblastic: Vitamin B12 deficiency ... , Folate deficiency ... differential #diagnosis #causes ... #hematology