keratosis

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keratosis

[‚ker·ə′tō·səs]
(medicine)
Any disease of the skin characterized by an overgrowth of the cornified epithelium.
References in periodicals archive ?
Tumor of the follicular infundibulum (TFI) most commonly presents as a solitary, keratotic papule or plaque on the face of middle-aged to elderly patients (48,76) or as an eruptive variant in younger patients with nevus sebaceous or certain tumor syndromes.
This type usually presents between ages 5 and 10 and resembles the type I, or classic adult, type, with cephalocaudal spread, follicular keratotic erythematous papules coalescing into plaques, islands of sparing, and typically keratoderma.
The erythematous keratotic plaques may be focal or diffuse and are characterized by transgredient extension of keratoderma to the dorsal surface of palms and soles.
Oral mucosal changes manifest in the form of a white keratotic patch.
Physical examination revealed an indurated, 7 mm white to pink keratotic papule with a central depression near the coronal sulcus (figure).
It uses a bright light, illumination technology, but is currently recognized specifically for better discovery of keratotic lesions that might not be discovered using the chair-side light.
A study of 342 oral keratotic white lesions induced by qat chewing among 2500 Yemeni.
Sir James Paget of London wondered in 1851 about the cancer producing potential of pipe smokers palate or leukokeratosis and in 1870 he clearly implied that oral icthyosis (white keratotic plaque) was a significant precursor to lingual carcinoma.
Discoid rash###Erythematous raised patches with adherent keratotic scaling and follicular plugging; atrophic scarring may occur in older lesions
Proliferative verrucous leukoplakia is a high risk type with multiple keratotic plaque and roughened surface projections.
3 Histological subtypes of periocular BCC are nodular, infiltrative, sclerosing, micronodular, keratotic, basosquamous and superficial.
The histopathological subtypes of BCC in this study were classified into nine major patterns: Nodular, superficial, micronodular, infiltrative, keratotic, morpheaform, metatypical, adenoid, and infundibulocystic types.