Haemoglobinuria does not occur in :
Answer is D (Thalassemia) Haemoglobinuria is a feature of intravascular hemolysis. Amongst the options provided thalassemia is the only cause for extravascular hemolysis all others being causes for intravascular hemolysis. Laboratory Evaluation of Haemolysis Extravascular Routine blood film Reticulocyte count Bone marrow examination Intravascular Polychromatophilia Erythroid hyperplasia Hematologic Polychromatophilia Erythroid hyperplasia
CuSO4 poisoning
Snake bite
Mismatched blood transfusion
Thalassemia