43 results
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Overall Approach to Anemia ... Deficiency • Aplastic Anemia ... • Anemia of Chronic ... Non-lmmune #Anemia ... #Classification
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Poisoning • Anemia ... Marrow Failure • Anemia ... Myelodysplasia #Anemia ... #MCV #Classification
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Normal Blood Smear ... • Pernicious Anemia ... • Pernicious Anemia ... #Macrocytic #Anemia
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
Framework for Anemia ... thalassemia • Anemia ... Myelodysplastic syndrome ... differential #diagnosis #causes ... #hematology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
for Hemolytic Anemia ... : • Liver disease ... #Hemolytic #Anemia ... #classification ... #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
peripheral blood smear ... PT, aPTT(liver disease ... changes), high MCV anemia ... dysplasia on the smear ... #Workup #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... Microangiopathic hemolytic anemia ... ) - HELLP syndrome ... Hemolytic uremic syndrome ... #anemia
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Drug-associated, PCH, Evans Syndrome ... , Drugs, Liver Disease ... Defects: Sickle cell anemia ... Electrolytes: Wilson's disease ... Peripheral Blood Smear
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Peripheral Smear ... hemolysis, deficiency anemia ... Rebound effect from treatment ... Vasculitides, IBD, Celiac disease ... Kawasaki, Nephrotic syndrome
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
blood cell count (anemia ... • Anemia • Aplastic ... Anemia • Bone ... Megaloblastic Anemia ... Myelophthisic Anemia