Organ transplantation has been successfully performed over the last 35 years and the number of organ allograft recipients; is steadily increasing. Long-term immunosuppression, necessary for good graft function, inevitably induces undesired effects (particularly infectious and neoplastic ones) among which cutaneous ones are very frequent and potentially life-threatening. This book deals with all aspects of cutaneous disorders that may be encountered in the setting of organ transplantation It reflects the pioneering work performed since long by Derrnatologists in Lyon, in collaboration with tearns specialised in kidney, heart, lung, liver and pancreas transplantation.