Typical response for patients on BRAF inhibitors. BRAF inhibitors can induce positron emission tomography (PET) responses in as little as two weeks but unfortunately most patients developed relapse and progressive disease at about six months. This patient was treated in the phase 1 study of PLX4032 (vermurafenib).
Finn et al. BMC Medicine 2012 10:23 doi:10.1186/1741-7015-10-23