Hair loss comes and goes, always causing distress

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• No treatment has been shown to influence the long-term outcome of AA, which is usually self-limiting.

• Recurrences of AA are quite common; stress appears to be the triggering factor in many cases.

• The fact that AA is common in patients with Down's syndrome suggests the possible involvement of a gene located on chromosome 21.

• Alopecia patients are often quite anxious and therefore may benefit from referral to dermatology for evaluation of what can be a complex problem.

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