A case of testicular tumor with uncommon clinical course: testicular lesion that was initially not palpable led to a wrong diagnosis of huge retroperitoneal hematoma due to trauma

摘要

A case of testicular tumor with uncommon clinical course is presented. Although the patient underwent abdominal trauma and was diagnosed as having retroperitoneal hematoma, a retroperitoneal bulky tumor was revealed at surgery. After that left orchiectomy was performed because the testicular swelling gradually developed. The retroperitoneal tumor was confirmed to be a secondary lesion metastasized from left testicular carcinoma.