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Melanoma
Benign juvenile melanoma
Melanoma - neck
Melanoma of the liver - CT scan
Skin cancer, close-up of lentigo maligna melanoma
Skin cancer, close-up of level III melanoma
Skin cancer, close-up of level IV melanoma
Skin cancer, malignant lentigo melanoma-close-up
Skin cancer, melanoma - flat, brown lesion
Skin cancer, melanoma - raised, dark lesion
Skin cancer, melanoma on the fingernail
Skin cancer, melanoma superficial spreading
Skin cancer, raised multi-color melanoma
 
Overview   Symptoms   Treatment   Prevention   

Melanoma

Definition:

A malignant (cancerous), pigmented tumor.

Causes, incidence, and risk factors:

Melanoma is a malignant skin tumor that involves the skin cells which produce pigment (melanin). It can also involve the pigmented portion of the eye. Melanoma is an aggressive type of cancer that can spread very rapidly. Risk factors include:

  • a family history of melanoma
  • red or blond hair
  • development of precancerous actinic keratoses
  • obvious freckling on the upper back
  • three or more episodes of blistering sunburn before age 20
  • three or more years spent at an outdoor summer job as a teen

Types of melanoma include:


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