Decreased osmotic fragility is not seen in which of the following conditions?
- Hereditary spherocytosis is associated with increased osmotic fragility because RBCs are spherical & unstable d/t defect in their cytoskeleton. Osmotic fragility curves of normal and hereditary spherocytosis red blood cells.
Thalassemia
Hereditary spherocytosis
Sickle cell anemia
Iron deficiency
Hemoglobinopathies: Sickle cell anemia