Modification of clinical activities during COVID-19 pandemic. (A) Protective measures adopted during the study period. (B) Number of tests performed on patients in the Hematology Department and rate of positivity during the study. (C) Outpatients visits and telemedicine trends during the study. All evaluations were calculated as “total observations per week” and compared with the routine numbers preceding COVID-19 infection. The latter were calculated as mean number per week considering the 3 weeks preceding February 24 2020. With regard to telemedicine before the pandemics, e-mails and phone calls received for medical reasons represented ∼3% of our practice. FFP2, filtering facepiece 2; T°, temperature.