Pachonychia congenita is an uncommon genodermatosis, classified among the disorders of keratinization and caused by mutation of certain keratin genes. The characteristic clinical triad is onychodystrophy, keratoderma, and plantar pain. In addition, the patients may present with epidermal cysts, steatocystomas, leukokeratosis, and deciduous teeth.
View Article and Find Full Text PDFInfantile digital fibromatosis is a rare benign fibro/myofibroblastic proliferation that almost only occurs on the fingers and toes. It is characterized by bright, round, intracytoplasmic, eosinophilic inclusions. We present a case of infantile digital fibromatosis in a 6-years-old child.
View Article and Find Full Text PDFIran J Allergy Asthma Immunol
September 2011
Contact dermatitis is frequent skin pathology and eyelids are one of the more frequent locations of this pathology. The objective of the present work was to study the population distribution of periocular dermatitis, determine the allergens which most frequently indicate positive in patch tests and in provocative use tests, and analyse the clinical relevance of the positive tests.Patients with periocular dermatitis (N=93) underwent a thorough physical examination and a patch test with standard series.
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