15 results
Hemolysis in Hereditary Spherocytosis. Panel A shows the structure of a normal red cell and a
in Hereditary Spherocytosis ... cause hereditary spherocytosis ... Pathophysiology #Honc #IM #Spherocytosis
Peripheral-Blood Smear. A peripheral-blood smear (Wright’s stain) shows spherocytes (selectively indicated by arrows). #Clinical #Pathology #Spherocytosis
Clinical #Pathology #Spherocytosis
The differential diagnosis for an elevated MCHC (mean corpuscular hemoglobin concentration) includes:

Conditions with Abnormal RBCs:
 •
Abnormal RBC • Spherocytosis
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
schizocytes, Positive → spherocytosis
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
• Congenital Spherocytosis
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
Spherocytosis, G6PD
Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
→ Hereditary spherocytosis
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
• Hereditary spherocytosis
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Hereditary spherocytosis
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Spherocytes - Hereditary spherocytosis