Primary malignant melanoma of penis: a case report
10.3760/cma.j.cn112330-20200827-00629
- VernacularTitle:原发性阴茎恶性黑色素瘤1例报告
- Author:
Zhitong CHEN
1
;
Long HUANG
;
Xiaobin CHEN
;
Xiaofeng ZHOU
;
Shuang CHEN
;
Wenlong CHENG
;
Guojun CHEN
Author Information
1. 青海大学附属医院泌尿外科，西宁 810000
- Keywords:
Melanoma;
Primary malignant melanoma of penis;
Operation;
Immunohistochemistry
- From:
Chinese Journal of Urology
2024;45(8):633-634
- CountryChina
- Language:Chinese
-
Abstract:
This article reports a case data of primary malignant melanoma of the penis admitted to the Affiliated Hospital of Qinghai University. A 56-year-old patient was admitted to the hospital 1 month after the discovery of a penile mass. Physical examination: An irregular cauliflower-like mass about 1.5 cm×2.0 cm in size was seen below the external urethral orifice, covered with yellow necrotic tissue, and tenderness was positive. Several nodes were palpable in the left and right groin areas, tenderness positive. Laboratory examination showed no abnormality. The CT examination of head, chest, abdomen and pelvis showed no obvious abnormality. The biopsy of the penile mass showed malignant melanoma of the penis. The pathological results of biopsy of the right inguinal lymph node considered local inflammation. Combined with the patient's medical history, physical examination, imaging examination and lymph node biopsy results, a diagnosis of primary penile malignant melanoma was made. Partial penile resection was performed, and the postoperative pathological diagnosis was malignant melanin invasion of the epidermis with ulceration. There was no local recurrence and metastasis during the 9-month follow-up.
