Rapidly growing immature retroperitoneal teratoma in a neonate

• Main Authors: Kosuke Sato (Author), Taichi Fukuzawa (Author), Motoshi Wada (Author), Hideyuki Sasaki (Author), Hironori Kudo (Author), Ryo Ando (Author), Ryuji Okubo (Author), Yuki Endo (Author), Masaki Nio (Author)
• Format: Book
• Published: Elsevier, 2021-06-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Benign retroperitoneal teratomas are relatively rare tumors that usually progress slowly and are found in newborns and young adults. Here, we report a case in which a prenatally diagnosed retroperitoneal tumor rapidly increased in diameter from 55 mm to 90 mm during the neonatal period. The tumor wa...