Onychorrhexis (from the Greek words ὄνυχο- ónycho-, "nail" and ῥῆξις rhexis, "bursting"), is a brittleness with breakage of finger or toenails that may result from hypothyroidism, anemia, anorexia nervosa or bulimia, or after oral retinoid therapy.[1]: 786 It can also be seen in melanoma that involves the nail and onychomycosis.[2]
Onychorrhexis affects up to 20% of the population.[1]: 786 [3]
^ abJames, William; Berger, Timothy; Elston, Dirk (2005). Andrews' Diseases of the Skin: Clinical Dermatology. (10th ed.). Saunders. ISBN 0-7216-2921-0.
^Frazier, Winfred Taylor; Santiago-Delgado, Zuleica M.; Kenneth C. Stupka, I. I. (October 2021). "Onychomycosis: Rapid Evidence Review". American Family Physician. 104 (4): 359–367. ISSN 1532-0650.
^Rapini, Ronald P.; Bolognia, Jean L.; Jorizzo, Joseph L. (2007). Dermatology: 2-Volume Set. St. Louis: Mosby. ISBN 978-1-4160-2999-1.
Onychorrhexis (from the Greek words ὄνυχο- ónycho-, "nail" and ῥῆξις rhexis, "bursting"), is a brittleness with breakage of finger or toenails that may...
result from fever, trauma, systemic upsets or adverse reaction to drugs. Onychorrhexis also known as brittle nails, is brittleness with breakage of fingernails...