[A case of primary malignant melanoma of the nasopharynx]. / A propósito de un caso de melanoma maligno primitivo en nasofaringe.

We present a case of malignant nasopharynx melanoma in which we want to make special emphasis in its extreme rareness (few cases published). We are making a brief review of the process of the illness, its difficult histopathologic diagnostic, its bad prognostic and problematic treatment.