Pterygium inversum unguis
DOI:
https://doi.org/10.18203/issn.2454-2156.IntJSciRep20150224Keywords:
Pterygium inversum unguis, Hyponychium, CongenitalAbstract
Pterygium Inversum Unguis (PIU) is a rare nail abnormality characterized by adherent hyponychium to the ventral surface of nail plate. Most of the few cases reported are acquired conditions associated with connective tissue disorders. Very few cases of congenital PIU have been reported. We report for the first time, PIU in two sisters born of second degree consanguineous marriage involving second toe of both feet present since birth.
Metrics
References
Caputo R, Prandi G. Pterygium inversum unguis. Arch Dermatol. 1973;108:817-8.
Patterson W. Pterygium inversum unguis-like changes in scleroderma. Report of four cases. Arch Dermatol. 1977;113:1429-30.
Patki AH. Pterygium inversum unguis in a patient with leprosy. Arch Dermatol. 1990;126:1110b.
Vadmal Manjunath, Reyter Ilya, Oshtory Shaheen, Hensley Benjamin, Woodley David T. Pterygium inversum unguis associated with stroke. J Am Acad Dermatol. 2005;53:501-3.
Morimoto SS, Gurevitch AW. Unilateral Pterygium inversum unguis. Int J Dermatol. 1988;27:491-4.
Norton LA. Common and uncommon reactions to formaldehyde-containing nail hardeners. Semin Dermatol. 1991;10:29-33.
Yotsumoto S, Kanzaki T. Curved nail of the fourth toe. J Am Acad Dermatol. 1999;40:123.