alexa Trichoscopy of Alopecia Areata: A Diagnostic Aide

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Trichoscopy of Alopecia Areata: A Diagnostic Aide

Alopecia areata (AA) characterized by patchy loss of hair due to abrupt arrest of hair cycle and formation of fractured cadaverized hairs, miniaturized nanogen hairs, short re-growing vellus hairs, dystrophic and telogen (tapered) hairs. Clinical diagnosis of AA is not difficult; however, sometimes it throws diagnostic challenges. It is impossible to know the activity and severity of AA on clinical examination by naked eyes. Trichoscopy reveals specific patterns in AA and these patterns can be utilized to diagnose, to know the severity and disease activity of AA.

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