What is Pityriasis Alba?

Pityriasis Alba is a skin condition first characterized by red scaly patches most commonly appearing on the face, neck and arms of children. Eventually the rashes resolve leaving pale or white scaly areas that can clear within a few months, but may persist for years.

What causes Pityriasis Alba?

The cause of this condition is unknown. It is generally thought to be a mild form of atopic dermatitis or eczema. The condition is not serious or contagious.

What are the symptoms?

The initial red scaly patches of Pityiasis Alba can be itchy and scaly, but generally there are no other symptoms. The lesions are more obvious to those with darker skin. Concerns about the appearance of resulting light or white areas is generally what brings a patient to the dermatologist.

How is Pityriasis Alba diagnosed?

Pityriasis Alba can be diagnosed by visual examination and review of symptoms. It is often confused with other conditions, so it is best to see a dermatologist to ensure the proper diagnosis and best treatment plan.

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