Least likely to be Pre-leukemic condition is:
Ans. (b) Paroxysmal cold hemoglobinuria(Ref: Wintrobe's 12th/pgchap 78)Paroxysmal nocturnal hemoglobinuria (PNH), Aplastic anemia & Myelodysplastic syndrome predispose to Leukemia
Paroxysmal nocturnal hemoglobinuria
Paroxysmal cold hemoglobinuria
Aplastic anemia
Myelodysplastic syndrome
Misc. (W.B.C)