September/October 2015
ORIGINAL CONTRIBUTION
Figure 9. Onychogryphosis of the great toenail in a 61-year-old patient with chronic renal failure.
Figure 10. Onychogryphosis in a woman with a cerebral vascular accident. Onychogryphosis was predominantly on the right fifth and left second toenails.
References 1 Nath AK, Udayaschankar C. Congenital onychogryphosis: leaning tower nail. Dermatol Online J. 2011;17:9. 2 Higashi N, Matsumura T. The etiology of onychogryphosis of the great toenail and of ingrown nail (in Japan). Skin Res. 1988;30:620–625. 3 Rubin AI, Baran R. Physical signs. In: Baran R, De Berker DAR, Holzberg M, Thomas L, eds. Diseases of the Nail and Their Management. 4th ed. London, England: WileyBlackwell; 2012:59–62. 4 William J, Berger T, Dirk E. Diseases of the skin appendages. In: Andrews’ Diseases of the Skin: Clinical Dermatology. 10th ed. London, England: Saunders Elsevier; 2005:772. 5 Baran R, Haneke E. Severe nail dystrophy, hyponychia
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and anonychia, and alterations of nail plate. In: The Nail in Differential Diagnosis. London, England: Informa Healthcare; 2007:49. 6 Masood Q, Nisa N, Hassan I, et al. Five fingernail onychogryphosis in a claw hand. Egyptian Dermatol Online J. 2009;5:11. 7 Wikipedia. Onychogryphosis. http://en.wikipedia.org/ wiki/Onychogryphosis. Accessed May 13, 2014. 8 Baran R, Haneke E. Pits, rough nails and other surface alterations. In: The Nail in Differential Diagnosis. London, England: Informa Healthcare; 2007:24. 9 McDermott R, Kidney R. Celtic Tiger: a case of onychogryphosis. Int J Case Reports Images. 2012;3:27–29. 10 Stone OJ. Resolution 1984;34:480.
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onychogryphosis.
Onychogryphosis: A Report of Ten Cases
Cutis.