Sir, Symmetrical interdigital hyperkeratosis is a rare disorder described by Frei in 1923 [1]. He reported a case of a patient with congenital circumscribed hyperkeratosis of the interdigital spaces of the hands and feet. There was a slight hyperkeratosis on the dorsal aspects of some interpha...
A 23-year-old woman visited our department with multiple papules and plaques on both hands and feet. The lesions were asymptomatic and had begun 7 years previously, gradually increasing in number over the years. Clinical examination showed multiple yellowish to flesh-coloured, polygonal, hyperkerato...
Define hyperkeratosis. hyperkeratosis synonyms, hyperkeratosis pronunciation, hyperkeratosis translation, English dictionary definition of hyperkeratosis. n. pl. hy·per·ker·a·to·ses Hypertrophy of the cornea or the horny layer of the skin. hy′per·
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Occasional lesions might be larger (0.5–1 cm) and have a nodular or horny appearance occurring in the palm or dorsum of the hand or feet. In severe cases, the hands and soles present with diffuse verrucous lesions. Cracks and fissures may be severe in the soles [1,5–9,17–22]. A...
EHK can be divided into two types. People with PS-type epidermolytic hyperkeratosis have thick skin on the palms of their hands and soles of their feet in addition to other areas of the body. People with the other type of epidermolytic hyperkeratosis do not have extensive palmoplantar hyperhe...
Focal acral hyperkeratosis is a disorder characterized by hyperkeratotic papules along the border of the hands and feet. Focal acral hyperkeratosis and several marginal punctate keratodermas closely resemble acrokeratoelastoidosis of Costa. The question if there is a difference between acrokeratoelasto...
acral acanthosis nigricans in 1991, pigmented carpotarsal hyperkeratosis or hyperkeratosis nigricans carpi et tarsi displays a peculiar distribution of velvety brown-grey hyperpigmented plaques symmetrically on the flexural side of the wrists and ankles and on the dorsal sides of the hands and feet. ...
Several entities, quite often similar, share keratotic papules, usually crateriform, along the border of the hands and feet as a common clinical finding. These conditions are acrokeratoelastoidosis of Costa, focal acral hyperkeratosis, acrokeratoelastoidosis of Matthews and Harman, mosaic acral ...
Marginal papular acrokeratoderma encompasses a group of disorders that share crateriform, keratotic papules along the margins of the hands and feet. Warts exhibit verrucous surface as compared to smooth papules of focal acral hyperkeratosis. Punctate palmoplantar keratoderma is associated with thickened ...