Decreased osmotic fragility is seen in -: (A) Hereditary spherocytosis, (B) Sickle cell ds, (C) Autoimmune hemolytic anemia, (D) Thalassemia
Answer is D. <p>In thalassemia,osmotic fragility characteristically reveals increased resistance to saline hemolysis that is decreased osmotic fragility.</p><p>Reference :Harsh mohan textbook of pathology sixth edition pg no 324.</p>