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Overview
In onycholysis the nails become loose. They may even detach from the nail bed. When not held firmly in place, the nails are rapidly damaged and debris collects beneath them.
Review Date 6/7/2023
Updated by: Elika Hoss, MD, Assistant Professor of Dermatology, Mayo Clinic, Scottsdale, AZ. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.