216/710pts (30, 4%) were related to progression of CMV disease after transplantation: 126/216pts (58.3%) positive CMV serologies, no clinical symptoms, were preemptive treatment (24/126pts: Ganciclovir (IV) + Valganciclovir; 44/126pts: Ganciclovir (IV); 58/126pts: Valganciclovir).