Ann Dermatol.  2014 Dec;26(6):793-795. 10.5021/ad.2014.26.6.793.

Multiple Habit-Induced Nail Problems Including Diffuse Brownish Chromonychia

Affiliations
  • 1Department of Dermatology, Yeouido St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea. hjpark@catholic.ac.kr

Abstract

No abstract available.


Figure

  • Fig. 1 (A) Brown chromonychia on the left 3rd, 4th, and 5th fingernails. (B) After 4 months of treatment. (C) Onychoschizia and onycholysis with irregular grooves on the left thumbnail. (D) Left thumbnail fully recovered after 4 months of treatment.

  • Fig. 2 (A) A longitudinal groove on the right 4th fingernail. (B) Probably the effect of a peculiar pencil grip.


Reference

1. Baran R, Dawber RPR. Baran & Dawber's diseases of the nails and their management. 4th ed. Chichester, West Sussex, UK: John Wiley & Sons;2012.
2. Mendiratta V, Jain A. Nail dyschromias. Indian J Dermatol Venereol Leprol. 2011; 77:652–658.
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3. Braun RP, Baran R, LeGal FA, Dalle S, Ronger S, Pandolfi R, et al. Diagnosis and management of nail pigmentations. J Am Acad Dermatol. 2007; 56:835–847.
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4. Anolik RB, Shah K, Rubin AI. Onychophagia-induced longitudinal melanonychia. Pediatr Dermatol. 2012; 29:488–489.
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5. Baran R. Nail biting and picking as a possible cause of longitudinal melanonychia. A study of 6 cases. Dermatologica. 1990; 181:126–128.
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