Prospective Data Collection of Elderly Patients With DLBCL Receiving at the Time of Diagnosis VGM

Prospective data collection of a consecutive series of elderly patients with large B-cell lymphoma newly diagnosed, receiving before the start of treatment Multidimensional Geriatric Assessment (VGM) through the use of Activity of Daily Living (ADL), Instrumental Activity of Daily Living (IADL) and Cumulative Illness Rating Scale for Geriatrics (CIRS-G) to be defined in 3 categories: * elderly FIT (ADL 6; IADL 8; 0 score= 3-4, \< 5 score=2) * elderly UNIFIT (ADL 5; IADL 6-7; 0 score= 3-4, 5-8 score=2; ≥ 80 fit) * elderly FRAIL (ADL ≤ 4; IADL ≤ 5; 1 score= 3-4, \> 8 score=2; ≥ 80 unfit)