Abstract:

Objective To discuss the methods of diagnosis and treatment of malignant melanoma of penis. Methods The clinicopathological characteristics, procedures of diagnosis and treatment, and prognosis of 4 cases of malignant melanoma of penis were retrospectively analysed. Results All the 4 cases were confirmed as malignant melanoma of penis by pathological examinations. One case was classified as stageⅠ (T1N0M0) and the other three cases stage Ⅲ (T3N2M0, T3N2M0 and T4N3M0, respectively). Partial penectomy was performed in three cases and radical penectomy in the other one, and all were conducted bilateral inguinal lymphadenectomy. Patients were followed up for 6 to 60 months, and two died. Conclusion Preexisting nevi may be risk factors for development of malignant melanoma of penis, and early diagnosis and proper surgical therapy are of paramount importance in improving the prognosis.

Key words: melanoma, penis, diagnose, therapy