Phosphoinositide 3-kinase inhibitors represent a new group of promising targeted therapies for malignant hemopathies and primarily lymphoproliferative disorders. This short report summarises recent knowledge on the mechanism of action, the rationale to use it in humans bearing malignant hemopathies and preliminary clinical trials’ data that led to the Food and Drug Administration approval of one of these compounds (idelalisib).

(BELG J HEMATOL 2015;6(4): 152–5)