Seborrheic keratosis

Seborrheic keratosis is a common non-cancerous skin growth that can occur in people of all ages, but usually those who are older. While generally harmless, these growths can be aesthetically bothersome and may require removal for cosmetic reasons. This treatment page will discuss the causes and appearance of seborrheic keratosis and focus on the use of cryotherapy as a treatment option.

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what causes Seborrheic keratosis?

The exact causes of seborrheic keratosis are not well understood. However, several factors may contribute to their development, including:

  1. Age: Seborrheic keratoses are more commonly seen in older individuals, particularly those over the age of 50.
  2. Genetics: A familial tendency has been observed, suggesting a genetic component in the development of these growths.
  3. Sun Exposure: Chronic sun exposure over time may increase the likelihood of developing seborrheic keratosis.
  4. Hormonal Changes: Hormonal fluctuations, such as those occurring during pregnancy, may trigger the development of these growths.

Appearance of Seborrheic Keratosis

Seborrheic keratoses can vary in appearance but typically share some common characteristics, including:

  1. Colour: They can appear in various shades, such as brown, black, or tan. In some cases, they may be lighter or darker than the surrounding skin.
  2. Texture: The growths usually have a waxy or scaly texture, resembling a stuck-on or raised plaque.
  3. Size and Shape: Seborrheic keratoses can range in size from a few millimeters to several centimeters. They may be round or oval-shaped and have well-defined borders.
  4. Surface Features: They often exhibit a rough or uneven surface with tiny, grainy projections. Some growths may have a slightly greasy appearance.

Seborrheic keratosis treatment

Cryotherapy, also known as cryosurgery, is a commonly employed treatment option for seborrheic keratosis removal. This technique involves using extreme cold to freeze and destroy the abnormal tissue. Here's an overview of the cryotherapy procedure:

  1. Preparation: We will clean the treatment area and may apply a local anesthetic to minimise discomfort during the procedure.
  2. Cryogen Application: We will use a cryosurgical device to apply liquid nitrogen or another cryogen directly to the seborrheic keratosis growth. This rapidly freezes the tissue.
  3. Freezing and Thawing: The freezing process causes the growth to blister and separate from the underlying skin. The treated area may temporarily turn white or gray.
  4. Healing and Recovery: After the procedure, the treated area will form a scab, which will eventually fall off, allowing new skin to regenerate. It is important to follow the dermatologist's aftercare instructions for optimal healing and to minimise the risk of complications.
  5. Multiple Sessions: In some cases, multiple cryotherapy sessions may be required to completely remove larger or thicker seborrheic keratoses.
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Medical Aesthetics Clinic in Bangor
Medical Aesthetics Clinic in Bangor
Medical Aesthetics Clinic in Bangor
Medical Aesthetics Clinic in Bangor
Medical Aesthetics Clinic in Bangor
Medical Aesthetics Clinic in Bangor
Medical Aesthetics Clinic in Bangor
Medical Aesthetics Clinic in Bangor