저자들은 난소종양과 감별하기 어려웠던 후복막기원의 임파성종양 1예를 경험하였기에 간단 한 문헌고찰과 함께 보고하는 바이다.

Retroperitoneal cysts are rare intra-abdominal tumors. They can appear as chronic abdominal pain, a painless abdominal mass, or acute abdomen. It is difficult to differentiate from ovarian tumor by pelvic examination. Diagnostic aids include pelvic computed tomography and ultrasound. We present a case of retroperitoneal lymphatic cyst required differential diagnosis.