Direct globulin test is positive in?
Ans. (d) Paroxysmal cold hemoglobinuria(Ref: Robbins 9th/pg 642; 8th/pg 654)Direct globulin test is positive in Paroxysmal cold hemoglobinuria, as anti P antibody is formed.
PNH
Sickle cell anemia
Thalassemia
Paroxysmal cold hemoglobinuria
Misc. (R.B.C)