Health topic · Oncology
Melanoma
MedlinePlus, National Library of Medicine · Retrieved 2026-10-13
Melanoma is the most serious type of skin cancer. Often the first sign of melanoma is a change in the size, shape, color, or feel of a mole. Most melanomas have a black or black-blue area. Melanoma may also appear as a new mole. It may be black, abnormal, or "ugly looking." Thinking of "ABCDE" can help you remember what to watch for: • Asymmetry - the shape of one half does not match the other • Border - the edges are ragged, blurred or irregular • Color - the color is…
Reference details
- MedlinePlus topic groups
- Cancers; Skin, Hair and Nails
- MeSH terms
- Melanoma
- XML release date
- 10/13/2026 02:30:36
Overview
Sources and reuse
- Original MedlinePlus page
- Skin Cancer
- Sun Exposure
- Tanning
- Advances in Melanoma and Other Skin Cancers Research
- BRAF Genetic Test
- Cancer Stat Facts: Melanoma of the Skin
- Childhood Intraocular (Uveal) Melanoma Treatment
- Childhood Melanoma Treatment
- ClinicalTrials.gov: Intraocular (Eye) Melanoma
- ClinicalTrials.gov: Melanoma
- Common Moles, Dysplastic Nevi, and Risk of Melanoma
- Drugs Approved for Melanoma
- General Information about Intraocular (Uveal) Melanoma
- General Information about Melanoma
- Giant congenital melanocytic nevus: MedlinePlus Genetics
- Public domain — NLM summaries
Original source summary. Follow the source links for additional information.
Retrieved: 2026-10-13. Text has been organized for reading; this import has not been independently reviewed by a clinician. It is not individualized medical advice.
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