17 results
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Causes of Neutropenia ... Pancytopenia - Differential ... Toxins • Aplastic Anemia ... Myelodysplasia Nutritional deficiency ... : • B12/folate
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Poisoning • Anemia ... Marrow Failure • Anemia ... (>100 fL) • B12 ... #Hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... • Pernicious Anemia ... • Pernicious Anemia ... #Macrocytic #Anemia ... #Hematology
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
Framework for Anemia ... Megaloblastic: Vitamin B12 ... morphologic #mcv #differential ... #diagnosis #causes ... #hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Overall Approach to Anemia ... • B12/Folate ... AnemiaAnemia ... Non-lmmune #Anemia ... #Hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... - Differential ... Megakaryopoiesis • Aplastic Anemia ... Megakaryopoiesis • B12 ... #Hematology
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Aplastic Anemia ... • Aplastic anemia ... Clinical Presentation ... and petechiae Causes ... #oncology #hematology
Causes of Anemia in Cirrhosis - Differential Diagnosis Framework
LOW RETIC INDEX - ↓ PRODUCTION
 • Vitamin
Causes of Anemia ... PRODUCTION • Vitamin B12 ... syndrome, Spur cell anemia ... Autoimmune hemolytic anemia ... Kumfer @AnnKumfer #Anemia
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
• Common Causes ... autoantibodies (pernicious anemia ... Worsening macrocytic anemia ... wt loss • If anemia ... - CBC, PBS - anemia
FAT RBC Mnemonic for Causes of Macrocytic Anemia
(MCV > 100)

F - Folate (Fetus) and B12 Deficiency
of Macrocytic Anemia ... Folate (Fetus) and B12 ... Deficiency - Impairs ... a response to anemia ... #Macrocytic #Anemia