Seborrhoeic wart: what is it? How to treat it?

The seborrheic keratosis is the medical term for seborrheic wart.

“It’s a benign lesion,” reassures Dermato Drey.

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Mole or wart?

Seborrheic keratosis can, indeed, make think of a mole… but it is not! “It is a lesion in relief, rough to the touch”, explains the specialist.

Seborrheic wart: a brown color

“The seborrheic wart is dark brown due to the accumulation of melanin, details the specialist. She can also be encrusted with small black dotskinds of microcysts. »

Seborrheic wart seen under magnifying glass with black dots

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What causes a seborrheic wart?

There are no specific causes for the appearance of these benign lesions. However, “we find genetic factors and ethnic factorsespecially for mixed-race skinsof Caribbean origin, at the level of the cheekbones”, explains Dermato Drey.

Do seborrhoeic warts itch?

When the appearance of a seborrheic wartone can feel itching and feel the need to scratch.

“Scratching can detach part of the keratosis, warns the specialist. So that’s a good reason to remove it. »

Who does she touch?

The seborrheic wart (or seborrheic keratosis) affects as many the women that men, much more rarely children.

“They can appear from the age of 20, and from the age of 50, everyone has them! “, reassures Dermato Drey.

And the older we get, the more Brown stains (also called ‘cemetery flowers’) are numerous.

On the trunk, face, scalp

“Most frequently, seborrheic keratoses are located at the level of trunk, says the specialist. They can also develop on the face and on the scalp. On the other hand, his brown spots are more rare on the arms and legs. »

Seborrheic wart: should you consult?

Although it is a benign tumor, for safety, in front of the appearance of a new lesion on the skin which would seem atypical (asymmetrical, two-tone or of progressive increase), it is advisable to consult your general practitioner or a dermatologist. The latter will examine the lesion(s), make his diagnosis and decide on the treatment to be implemented.

First of all, this benign lesion having no risk of degenerating into melanomayou can keep a seborrheic wart.

“However, it can be removed when there is aesthetic discomfort,” says the specialist.

Three techniques can be used to remove a seborrheic wart.

Cryotherapy: removing the wart with liquid nitrogen

The seborrheic wart(s) may be burn at theliquid nitrogen Where cryotherapy. “It’s a very quick procedure, about a minute,” explains the dermatologist. This gesture does not require anesthesia. “The liquid nitrogen burn will lead to the formation of a crust which will fall off in a fortnight”, adds the specialist. The healing will be optimized by applying a healing cream. Due to the risk of hyperpigmentation of the scar, it is not recommended to perform this procedure in summer. “Choose to make an appointment in the fall or winter instead,” advises Dermato Drey.

CO2 surgical laser under local anesthesia

Seborrheic keratoses can also retreat to the laser. This technique can be performed in the doctor’s office or in a laser center. “The treatment is a little longer, warns the dermatologist. It takes a few minutes. And it is preferable to have applied, beforehand, a numbing cream making it possible to numb the skin area to be treated over a few millimetres. »

As with cryotherapy, a scab will form and peel off in about two weeks. Again, healing will be optimized by the daily application of a healing cream.

Biopsy surgery

It may happen that the doctor has a doubt of identification of the lesion: seborrheic keratosis Where melanoma ? In this case, he may prefer to perform a minor surgery. “This will allow the lesion to be analyzed by sending it to the anatomo-pathology laboratory”, informs Dermato Drey.

This procedure can be performed in the doctor’s office under local anesthesia. The patient must then disinfect the wound and protect it with a bandage. A second medical appointment will be made fifteen days later.

What support ?

Remove a seborrheic keratosis is considered a aesthetic act. “There is therefore no coverage by Health Insurance, warns the dermatologist. Except if the wart has been the subject of a surgical intervention with anatomo-pathological analysis. »

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