Twenty-Nail Dystrophy of Alopecia Areata

May 1980 in “ Archives of Dermatology ”

Robert T. Horn

TLDR "20-nail dystrophy" can have multiple causes.

The document described a patient who experienced dystrophy of all 20 nails, which persisted for five years following the resolution of alopecia areata. The authors suggested that the term "20-nail dystrophy" should be used to describe a clinical condition that can have multiple causes.

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research Twenty Nail Dystrophy with Alopecia Areata in an Atopic Child

April 2019 in “International journal of research in dermatology”

A child with rough nails also had hair loss and allergies.

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3 citations, January 2018 in “Skin Appendage Disorders”

Nail issues are common in alopecia areata patients.