There are four main types of skin melanoma: superficial spreading melanoma
nodular melanoma
acral lentiginous melanoma
lentigo maligna melanoma
In addition, there are a number of extremely rare types of skin melanoma. These include the following: spitzoid melanoma
nevoid melanoma
desmoplastic melanoma
Melanoma that develops in the eye is sometimes referred to as uveal melanoma or ocular melanoma. Mucosal melanoma is the type that grows in the membranes lining the eyes, sinuses, anus, and vagina. Knowing the type of melanoma you have is important. Each type has unique characteristics that can affect the treatment plan your care team recommends.