Woolly hair nevus

The Woolly Hair Nevus is a rare dermatological condition characterized by a patch of hair that is curlier and often lighter in color than the surrounding hair. This condition is usually present at birth or appears during early childhood.

Overview

Woolly Hair Nevus is a non-cancerous (benign) skin disorder that affects the hair follicle. It is a type of birthmark that is not usually associated with other medical conditions or complications. The affected hair is often lighter in color, curlier, and may be more fragile than the surrounding hair. The size and location of the Woolly Hair Nevus can vary greatly from person to person.

Symptoms

The primary symptom of Woolly Hair Nevus is a patch of hair that is distinctly different from the surrounding hair. This patch of hair is often lighter in color, curlier, and may be more fragile. Other symptoms may include:

• A patch of hair that is softer or finer than the surrounding hair
• A patch of hair that grows slower or faster than the surrounding hair
• A patch of hair that is more susceptible to breakage

Causes

The exact cause of Woolly Hair Nevus is unknown. It is thought to be a result of a genetic mutation that affects the development of the hair follicle. This condition is not thought to be hereditary.

Diagnosis

Diagnosis of Woolly Hair Nevus is usually based on the characteristic appearance of the affected hair. In some cases, a biopsy may be performed to confirm the diagnosis and rule out other conditions.

Treatment

There is currently no cure for Woolly Hair Nevus. Treatment is usually focused on managing the symptoms and may include:

• Regular hair care to prevent breakage
• Use of conditioners and other hair products to improve the texture of the hair
• In some cases, surgical removal of the affected hair may be considered

See Also

• Hair disorders
• Dermatology
• Genetic disorders