<prompt> Aplastic anemia can progress to -AMLMyelodysplastic anemiaParoxysmal nocturnal hemoglobinuriaAll  <response>: Ans. is a i.e., AML; b i.e., Myelodysplastic anemia; c i.e., Paroxysmal nocturnal hemoglobinuria Aplastic anemia can progress to : - Paroxysmal nocturnal hemoglobinuria, Myelodysplastic anaemia, Rarely acute leukemia. 