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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
4,310 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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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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Ate all moles with uneven boarder cancer?

Ate all moles with uneven boarder cancer?

No, and: you should see a qualified dermatologist if you have any concern. A biopsy is required for definitive diagnosis, but an exam by a dermatologist is prudent to see which moles require biopsy. ...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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How are moles on your skin related to cancer?

Have new ones checkd: Although changes in our skin are normal as we age, if u notice new changes that r concerning have them looked at by your regular doctor. Most benign skin changes are easy to identify by looking at them. Skin cancer identification is defined by the a, b, c's. A- asymmetric shape. B- borders that are irregular, c-color (multiple colors are concerning) there are some more features but these r basics. ...Read more

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What to do if I have a changing mole, but is it cancer or just a scratch?

What to do if I have a changing mole, but is it cancer or just a scratch?

When in doubt - eval: American academy of dermatology: asymmetry: 1 half is unlike the other. Border: irregular, scalloped or poorly defined. Color: varied with shades of tan, brown or black; or white, red or blue. Diameter: > 6 mm. Evolving: mole /skin lesion looks different from the rest or is changing in size, shape or color. An irregular mole that itches, bleeds or is painful is worrisome for possible cancer. ...Read more

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What are the signs that a mole is skin cancer?

What are the signs that a mole is skin cancer?

ABCD's: Remember your abcd's when thinking of melanoma. Look for moles with asymmetry boarders that are irregular color differences within the same mole diameter greater than 6mm also any new mole or old that starts to itch, bleed or ulcerate should be of concern. Another rule is the ugly duckling rule. Which refers to a mole that looks distantly different from the others on your body. ...Read more

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What happens if you just ignore a skin cancer mole?

What happens if you just ignore a skin cancer mole?

Don't take a chance!: If a mole or any lesion on the skin has been biopsied as a cancer you need to follow through with the recommended treatment. This usually is complete removal by surgical excision. Melanoma kills so have any concerning lesion checked by a dermatologist and if the biopsy comes back as an early melanoma have it excised as this is curative. Don't take a chance. ...Read more

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How is skin cancer treated? How are cancerous moles treated?

How is skin cancer treated? How are cancerous moles treated?

Skin cancer: There are different techniques to remove skin cancer. The technique that has the highest cure rate and that spares the most normal tissue is called mohs micrographic surgery. This method allows the cancer to be traced out under the microscope by examining the entire periphery of the excised tumor. If any roots are seen the excision and microscopic checking continues until tumor free plane obtained. ...Read more

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Can a new mole (located on my back) mean cancer?

New mole : One can develop new moles as one ages. If a new mole has abnormal features such as asymmetry, irregular borders, different colors (especially brown/black), diameter bigger than a pencil head eraser, or evolving (itch, bleed, etc.) have it examined by a dermatologist . Melanoma is most commonly found on men on the back. This location, however, does not guarantee a mole is or is not cancerous. ...Read more

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How can I prevent moles from growing into cancer?

How can I prevent moles from growing into cancer?

Watch closely: You should watch the moles to see if any is growing, changing color, bleeding or becoming a mass. If you see any changes, consult your doctor. If you want to be absolutely sure, you could have the mole in concern removed, however, that is usually not a practical issue since most people have multiple moles. ...Read more

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How quickly does cancer in a mole normally spread?

How quickly does cancer in a mole normally spread?

It depends: There is no easy answer for this. The potential for spread in a melanoma really depends on how deep it is when it is caught and if it is ulcerated (open and bleeding). The deeper it is the more likely it is to have spread. The rate of spread is variable. Predictors of a worse outcome include: male gender, >65 years of age, extremities involvement, lymph node involvement and metastases. ...Read more

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I scraped a mole now its gone what if it had cancer?

I scraped a mole now its gone what if it had cancer?

Grow back: I\just monitor the area and see what happens If it grows back then have it checked by a provider if not you do not need to worry ...Read more

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Dr. Coyle Connolly
1,087 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 ...Read more