Hapalonychia

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Hapalonychia
Other names: Egg-shell nail
Detached nail (in this image, due to crushing injury).

Hapalonychia, is a condition in which a toenail or fingernail (or multiple nails) nail becomes soft and thin, causing it to easily bend or break.[1] This can result from an inherited condition, [1]

It has been associated with low dietary calcium.[2] Hapalonychia is known to occur in persons suffering from myxedema, rheumatoid arthritis, anorexia, bulimia, Hansen's disease, Raynaud phenomenon, oral retinoid therapy, and radiodermatitis.

See also

References

  1. 1.0 1.1 James, William D.; Elston, Dirk; Treat, James R.; Rosenbach, Misha A.; Neuhaus, Isaac (2020). "33. Diseases of the skin appendages". Andrews' Diseases of the Skin: Clinical Dermatology (13th ed.). Edinburgh: Elsevier. p. 785. ISBN 978-0-323-54753-6. Archived from the original on 2022-04-16. Retrieved 2022-04-14.
  2. De, Dipankar; Seshadri, Divya (2012). "Nails in nutritional deficiencies". Indian Journal of Dermatology, Venereology, and Leprology. 78 (3): 237–41. doi:10.4103/0378-6323.95437. PMID 22565422.