The supportive achievement of allogeneic hematopoietic cell transplantation (allo-HCT) is basically blocked by cytomegalovirus (CMV) reactivation, steroid-unmanageable uncommon join versus-have jumble (GVHD), and break confidence of outrageous leukemia. The going with articles in this "How I Treat" game-plan depict front and basic novel types of progress in the prophylaxis and treatment of CMV reactivation, treatment techniques for steroidobstinate GVHD, and approaches to overseeing manage leukemia lose the confidence