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Doctor insights on: What Do Cancer Moles Look Like

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How to tell if some moles look like they are at high risk of cancer?

How to tell if some moles look like they are at high risk of cancer?

ABCDE's!: They are: assymetry, borders irregular, color blotchy, diameter over 6mm (pencil eraser sized), and evolution (how has it changed). If you're worried, see your doc (any doctor, don't wait for a dermatologist), and it is ok to ask for a biopsy! ...Read more

Dr. Barry Rosen
4,224 doctors shared insights

Cancer (Definition)

Cancer is a group of diseases that is characterized by uncontrolled cell growth leading to invasion of surrounding tissues that spread to other parts of the body. Cancer can begin anywhere in the body and is usually related to one or more genetic mutations that allow normal cells to become malignant by interfering with internal cellular control mechanisms, such as programmed cell death or by preventing ...Read more


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I have like a mole or something on my leg. Could it be cancer?

I have like a mole or something on my leg. Could it be cancer?

Hard to know: Without an exam it is hard to answer your question. It is concerning when moles change - change in size, color, become irregularly shaped, itch, bleed. Most moles are relatively easy to remove and test. Please see your primary doctor or a surgeon to see if this needs to be removed and tested. ...Read more

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Why do moles cause cancer?

Why do moles cause cancer?

They can change!: Melanoma is a skin cancer that involves the cells which produce pigment. Moles on our skin also contain the same cells so when they change and appear worrisome (the abcde's) we worry about those cells transforming into melanoma. So moles don't cause cancer but can transform into cancer given the right conditions (sun exposure, family/genetic history. Etc..). Visit www.Skincancer.Org for more info. ...Read more

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Do all moles cause cancer eventually?

NO: Most moles are benign and will never become cancer. They medical name for them is a nevus. ...Read more

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How can you tell if a mole is cancer?

How can you tell if a mole is cancer?

Change & pathology: A mole may turn into cancer, melanoma. The process is usually associated with enlargement, color change, change in borders, bleeding, ulceration, development of enlarged lymph nodes related to the site. Confirmation requires removal of the lesion and examination of the tissue by a pathologist. ...Read more

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Do all asymetrical moles mean cancer?

Do all asymetrical moles mean cancer?

Not necessarily: We usually describe regular or irregular moles and also cancerous ones. Irregular or asymmetric moles usually can be bigger & raise more scrutiny when there are many. Any change in color, size, border, etc should be checked. Some regular moles can become irregular/asymmetric. Irregular moles may confer risk of melanoma elsewhere usually not themselves progressing to melanoma. Thorough derm eval! ...Read more

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Do all jagged edged moles mean cancer?

Do all jagged edged moles mean cancer?

No: It is hard to know if your moles are concerning without an examination. It is concerning when moles change - change in size, color, become irregularly shaped, itch, bleed. Most moles are relatively easy to remove and test. Please see your primary doctor or a surgeon to see if this needs to be removed and tested. ...Read more

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Dr. Coyle Connolly
1,062 doctors shared insights

Moles (Definition)

A mole (also called a nevus) is a localized overgrowth of pigment-producing cells (melanocytes) in the skin. Most moles are benign. However, these cells can become cancerous. This is known as melanoma, ...Read more


Dr. Coyle Connolly
479 doctors shared insights

Nevi (Definition)

Nevi is a clinical finding for a pigmented area of skin, such as ...Read more