Thank you for the opportunity for the International Society of Radiographers and Radiological Technologists (ISRRT) to respond to the , Draft report for consultation: Early and late effects of radiation in normal tissues and organs: threshold doses for tissue reactions and other non-cancer effects of radiation in a radiation protection context (comments due April 1, 2011). The ISRRT has no comments at this time. Sincerely, Donna Newman B.A. RT (R) CNMT PET CNT Director of Professional Practice, ISRRT