<unk>  is a rare condition characterized by a<unk>  of the mucous membranes. This subtype is associated a worse prognosis than those arising from the skin.<unk> s occur in the head and neck (55%), anorectal (24%) and vulvovaginal region (18%), and in the urinary tract (3%). Based on the histopathologic and clinical features,<unk> s of the vulva and vagina are often considered a separate disease entity. The prognosis of vulvovaginal<unk> s is poor, especially for vaginal<unk> s and has not improved over the last decades. While chemotherapy does not improve survival, checkpoint inhibitors have been tested in<unk> s and have shown promising response rates.
Mucosal melanoma
Lentigo maligna melanoma
Melanoma
Animal-type melanoma
Pseudomelanoma
Superficial spreading melanoma
Acral lentiginous melanoma
Nodular melanoma