Retroperitoneal Seminoma with the 'Burned out' Phenomenon in the Testis

Hong Koo Ha, Suk Gun Jung, Sung Woo Park, Wan Lee, Sang Don Lee, Moon Kee Chung From the Department of Urology, College of Medicine, Pusan National University, Busan, Korea The rare ‘burned out’ phenomenon in germ cell tumors is known as the presence of an extragonadal germ cell tumor with a spontaneously regressed testicular tumor found in common metastatic sites, including the retroperitoneal, mediastinal, supraclavicular, cervical, and axillary lymph nodes; lung; and liver. We report a patient who presented with a retroperitoneal extragonadal germ cell tumor with a spontaneously regressed testicular tumor. (Korean J Urol 2009;50:516-519) 󰠏󰠏󰠏󰠏󰠏󰠏󰠏󰠏󰠏󰠏󰠏󰠏󰠏󰠏󰠏󰠏󰠏󰠏󰠏󰠏