Is acral lentiginous melanoma malignant?
Acral lentiginous melanoma (ALM) is a type of malignant melanoma. Malignant melanoma is a form of skin cancer that happens when the skin cells called melanocytes become cancerous.
How common is acral lentiginous melanoma?
Acral lentiginous melanoma accounts for 29-72% of melanoma in dark-skinned individuals but less than 1% of melanoma in fair-skinned people, as they are prone to more common sun-induced types of melanoma such as superficial spreading melanoma and lentigo maligna melanoma.
Can acral lentiginous melanoma be cured?
Acral lentiginous melanoma is highly curable when diagnosed early. The goals of treatment are to: cure the cancer. preserve the appearance of your skin.
How aggressive is acral lentiginous melanoma?
Acral lentiginous melanoma is a very aggressive, malignant cutaneous tumor which has a predilection for the plantar surface of the feet, palms of the hand, and the digits. The lesion presents as a rapidly spreading, darkly pigmented patch and may display varying degrees of pigmentation.
How long does it take acral lentiginous melanoma to spread?
The duration of time starting from when these patients first noticed the pigmented lesions up to when they first visited the clinic ranged from 5 to 30 years (average duration: 13.3 years).
Can you have melanoma for years and not know?
How long can you have melanoma and not know it? It depends on the type of melanoma. For example, nodular melanoma grows rapidly over a matter of weeks, while a radial melanoma can slowly spread over the span of a decade. Like a cavity, a melanoma may grow for years before producing any significant symptoms.
How long do you live after being diagnosed with melanoma?
The overall average 5-year survival rate for all patients with melanoma is 92%. This means 92 of every 100 people diagnosed with melanoma will be alive in 5 years. In the very early stages the 5-year survival rate is 99%. Once melanoma has spread to the lymph nodes the 5-year survival rate is 63%.
How fast does foot melanoma spread?
Melanoma can grow very quickly. It can become life-threatening in as little as 6 weeks and, if untreated, it can spread to other parts of the body. Melanoma can appear on skin not normally exposed to the sun. Nodular melanoma is a highly dangerous form of melanoma that looks different from common melanomas.
What percentage of melanoma in Caucasians are acral lentiginous?
Acral lentiginous melanoma (ALM), occurring on the hands and feet (palms, soles, fingers, toes, and nail units) was first defined as a distinct subtype of cutaneous melanoma (CM) by Arrington et al. (1977). It is the least common subtype of CM comprising only about 2.5% of total melanoma diagnoses in Caucasians.
Is melanoma a death sentence?
Metastatic melanoma was once almost a death sentence, with a median survival of less than a year. Now, some patients are living for years, with a few out at more than 10 years. Clinicians are now talking about a ‘functional cure’ in the patients who respond to therapy.
How do you know if melanoma has spread?
If your melanoma has spread to other areas, you may have: Hardened lumps under your skin. Swollen or painful lymph nodes. Trouble breathing, or a cough that doesn’t go away.