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Doctor insights on: Cancerous Moles Signs

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Dr. Barry Rosen
4,316 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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Can you tell me are black moles a sign of cancer in young children?

Can you tell me are black moles a sign of cancer in young children?

Biopsy: The only definitive way to confirm suspicious lesions will be with biopsy of the lesion. ...Read more

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My mole/freckle has changed within the past month and this is a sign of cancer?

My mole/freckle has changed within the past month and this is a sign of cancer?

Changing mole: Only a physician will be able to decide that. See your doctor and if there is any question, it should be biopsied. ...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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Could white moles possibly be a sign of skin cancer?

Could white moles possibly be a sign of skin cancer?

Possible: It is not feasible to provide a meaningful answer without examining the lesions. However, basal cell carcinoma may present as a white nodule. It would be prudent to see a doctor for evaluation. For good health - Have a diet rich in fresh vegetables, fruits, whole grains, milk and milk products, nuts, beans, legumes, lentils and small amounts of lean meats. Avoid saturated fats. Drink enough water daily, so that your urine is mostly colorless. Exercise at least 150 minutes/week and increase the intensity of exercise gradually. Do not use tobacco, alcohol, weed or street drugs in any form. Practice safe sex. ...Read more

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Is a mole always a sign that a skin cancer will develop?

Is a mole always a sign that a skin cancer will develop?

Nope: Most moles are not cancerous, and will not turn into cancer. Melanomas are dangerous, and can look like a mole. Watch for moles w/ abcd's: a-asymmetry; b-irregular borders; c-different colors; d-diameber >6mm (size of pencil eraser). If you notice a mole like that, get it checked out asap. Any skin lesion which is growing, ulcerating, bleeding, or otherwise changing, get seen as well. ...Read more

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Is a mole a sign of skin cancer or it can be a sign of other types of cancer ?

Is a mole a sign of  skin cancer or it can be a sign of other types of cancer ?

Most often not!: There are many different moles or lesions that present on the skin during a persons lifetime. The vast majority are benign and of no consequence except for maybe appearance concerns. However there are certain moles or skin lesions that need to be evaluated because of their characteristics. Color changes, inflammation, enlargement are all things that should be checked by a physician ...Read more

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How am i supposed to know if a mole or a freckle is just that or in fact signs of melanoma cancer?

How am i supposed to know if a mole or a freckle is just that or in fact signs of melanoma cancer?

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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My mole that I had forever on my right arm it has grown and I had a little sunburn yesterday it looks non cancerous is this a bad sign?

Need to examine: It is not feasible to provide a meaningful opinion without examining the lesion. Any mole that has grown should be evaluated by a doctor. ...Read more

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Is it true a mole on bottom of foot is sign of skin cancer ?

Is it true a mole on bottom of foot is sign of skin cancer
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Plantar mole: There are 3 types basal cell squamous cell and melanoma. The back and buttocks are more common areas for melanoma but it can occur anywhere on scalp in the eye ( eye pigment) .Sun exposure, nevi are risks .Squamous cell can also occur in sun exposed, injury/scarring/irritation is also a risk . Basal cell occurs in sun exposed area. f/u w/ dermatology early removal can avoid development to cancer ...Read more

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I have a little dark reddish ball of skin under my right arm pit. Cant tell if its a mole or skin tag..It hurts, is this a sign of it being cancerous?

I have a little dark reddish ball of skin under my right arm pit.  Cant tell if its a mole or skin tag..It hurts, is this a sign of it being cancerous?

Can't tell: Lesions can not really be diagnosed over the computer and one would never know for sure what it is without an exam. Generally speaking though, it sounds more like an irritated skin tag. But, as stated, have it looked at by a dr. For a definitive diagnosis, good luck. ...Read more

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One of my moles recently started to bleed. Is that a sign of skin cancer? I'm a red head with very pale skin.

One of my moles recently started to bleed. Is that a sign of skin cancer? I'm a red head with very pale skin.

See your doctor: A bleeding mole is a warning sign. Please see your doctor to ascertain if the lesion needs to be removed for examination by a pathologist. ...Read more

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I have a mole on my left arm that feels bruised and the bruised feeling goes all the way around. Could this be a sign of skin cancer?

I have a mole on my left arm that feels bruised and the bruised feeling goes all the way around. Could this be a sign of skin cancer?

Probably not: There are many signs that could suggest that a mole could be cancerous. The usual signs of trouble are increasing size, change in coloration, bleeding, and change in shape. The sensation of "bruising" is not usually a sign of cancer. You should have this looked at by a qualified physician. Good luck! ...Read more

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I have recently noticed a mole on my ear, is it a sign of some skin problem or may be skin cancer?

I have recently noticed a mole on my ear, is it a sign of some skin problem or may be skin cancer?

Not necessarily: Bonnie, you may develop moles during your lifetime. The two keys are to apply sunscreen, and keep an eye on it. If it changes size or shape, or the coloration changes, then get it checked out by your doctor. Hope this helps! ...Read more

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Are all large moles cancerous?

Are all large moles cancerous?

No : However, recommend annual head to toe evaluation of skin & nails to insure that no skin lesions appear to be consistent with malignancy. ...Read more

Dr. Coyle Connolly
1,088 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