Malignant transformation in a mature testicular teratoma left untreated for more than 50 years since childhood.
Although testicular teratoma in childhood is regarded as a benign tumor, little is known about the consequences of pediatric teratoma being left untreated. We report herein a case of malignant transformation observed in a mature testicular teratoma that was presumed to have remained benign for >50 years.
Department of Urology and Reproductive Medicine, Graduate School, Tokyo Medical and Dental University, 1-5-45 Yushima, Bunkyo-ku, Tokyo 113-8519, Japan.
T
T
Asano
S
S
Kawakami
T
T
Okuno
T
T
Tsujii
T
T
Nemoto
Y
Y
Kageyama
K
K
Kihara
D000230:Adenocarcinoma / Q000000981:diagnostic imaging / Q000473:pathology*; D002471:Cell Transformation, Neoplastic / Q000473:pathology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D013724:Teratoma / Q000000981:diagnostic imaging / Q000473:pathology*; D013736:Testicular Neoplasms / Q000000981:diagnostic imaging / Q000473:pathology*; D014057:Tomography, X-Ray Computed