Seborrheic keratosis is a skin growth that looks like warts, although not cancerous, it can pose a real threat to a person’s confidence.
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Possible causes include; sunlight- Lesions commonly appear on parts of the body that are more exposed to sunlight. Ultraviolet (UV) light may play a role. However, they can develop in areas rarely exposed to sunlight, so this is not the whole answer. Genetics- Seborrheic keratosis seems to run in families. Scientists have suggestedTrusted Source that a genetic mutation could be responsible. Age- They are more likely to develop in those aged 50 years or above. The growths have been found to feature certain gene mutations similar to those in ovarian cancer and multiple myeloma.
Seborrheic keratoses are not believed to be related to any viral infection. Skin friction may be a factor, as they often appear in skin folds.
Doctors do not know exactly what causes seborrheic keratoses yet. The growths tend to run in some families, so genes may play a role. You’re generally more likely to develop seborrheic keratoses if you’re over age 50. You’re also more likely to have them if you have a family history of the condition. Many growths develop over a short time. The growths get irritated or bleed when your clothing rubs against them. You may want the growths removed. You notice suspicious changes in your skin, such as sores or growths that grow rapidly, bleed and don’t heal. These could be signs of skin cancer.