<unk>  <unk>  is usually characterized as the most common form of cutaneous melanoma in Caucasians. The average age at diagnosis is in the fifth decade, and it tends to occur on sun-exposed skin, especially on the backs of males and lower limbs of females.
Superficial spreading melanoma
Acral lentiginous melanoma
Lentigo maligna melanoma
Polypoid melanoma
Pseudomelanoma
Nodular melanoma
Animal-type melanoma
Desmoplastic melanoma