Retroperitoneal neoplasm
Retroperitoneal neoplasm
Definition
A benign or malignant neoplasm that affects the retroperitoneum.
Also known as neoplasm of retroperitoneal space, retroperitoneal neoplasm, retroperitoneal space neoplasm, retroperitoneal space tumor, retroperitoneal space tumour, tumor of retroperitoneal space, tumour of retroperitoneal space — per MONDO