Concepts of patients with alopecia areata about their disease.

Background: Alopecia areata (AA) is a common and chronic skin disease with an unknown etiology. It may significantly affect the patient quality of life. This study was designed to evaluate the illness perception in patients with AA.

What patients with vitiligo believe about their condition.

Background: Vitiligo is a common disease with an unknown etiology. It is a chronic disease which causes severe disfigurement, and so may significantly affect a patient's quality of life. This study was designed to evaluate the illness perception and quality of life in patients with vitiligo.