37 results
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Decreased WBCs ... Polychromatic Macrocytes, RBC ... Spherocytes, RBC ... #Causes #Hematology
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
- Differential ... Signs of anemia and ... • Extrinsic RBC ... • Intrinsic RBC ... #hematology
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Warm Antibody Autoimmune ... ↑ LDH • Anti-RBC ... • Blood smear: Differential ... 2) LOOK FOR a cause ... Pouchelon #Warm #Antibody
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Causes of Extravascular ... Hemolysis - Differential ... Diagnosis Algorithm ... elliptocytosis - RBC ... #Causes #Hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Neutrophils - Low RBC ... Cells, Normal WBCs ... • Rule out B12 and ... #Causes #Hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Decreased RBC ... Infiltration Increased RBC ... Thalassemia • RBC ... Disorder • RBC ... #Causes #Hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
- Differential ... hypertension • Unusual RBC ... acanthocytes - Consider RBC ... #workup #hematology ... #testing
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Vascular Causes ... stone, Malignancy, PBC ... • Bilirubin: RBC ... cardiac muscle, RBC ... • LDH: Heart, RBC
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential ... decreased PLT count: CBC ... smear, HIV/HCV testing ... function test, ANA ... disease), HBsAg/anti-HBc
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... • Intrinsic RBC ... disease, Copper and ... #differential # ... diagnosis #hematology