Chronic lymphocytic leukaemia: ESMO Clinical Practice Guidelines for diagnosis, treatment and follow-up

Abstract

Chronic lymphocytic leukaemia (CLL) is the most common leukaemia in the western world with an incidence of 4:100 000/year. The incidence increases to >30:100 000/year at age >80 years. The median age at diagnosis is 69 years; 14% of CLL patients are younger than 55 years.