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62 Possible Causes for Orthohyperkeratosis

  • Erythrokeratoderma

    Histopathologically, orthohyperkeratosis or parakeratosis, with acanthosis and papillomatosis are the consistent features.[omicsonline.org] A biopsy specimen obtained from the left buttock revealedslight orthohyperkeratosis with mild papillomatosis and mildly thickened granularlayer.[docslide.com.br] Marked orthohyperkeratosis and parakeratosis of epidermis, a granular zone of two or three cell layers, irregular acanthosis with suprapapillary thinning and papillomatosis[clinicaladvisor.com]

  • Hunermann Conradi Syndrome

    Expected results of diagnostic studies Cutaneous histopathologic features include laminated orthohyperkeratosis with a thin granular layer and prominent dilatation of pilosebaceous[dermatologyadvisor.com]

  • Lichen Sclerosus

    The characteristic histopathological picture of lichen sclerosus includes a thin epidermis, with orthohyperkeratosis and vascular degeneration in the basal layer, loss of[ncbi.nlm.nih.gov] […] variations exist because of lesion duration, the overall appearance is surprisingly consistent despite differences in patient age and lesion location. 138-141 A compact orthohyperkeratosis[cirp.org]

  • Epidermal Nevus Syndrome

    Histopathological examination revealed orthohyperkeratosis and papillomatosis without granular degeneration and without any abnormality of adnexal structures.[ncbi.nlm.nih.gov]

  • Congenital Nevus

    Lamellated orthohyperkeratosis was seen in the epidermis Click here to view Discussion Most congenital nevomelanocytic nevi are small and single.[dx.doi.org] […] reminiscent of seborrheic keratosis, namely, comedo-like openings, irregular crypts and milia-like cysts as well as an opaque brown-yellowish coloration due to the pronounced orthohyperkeratosis[dermoscopy.org]

  • Actinic Keratosis

    Skin biopsy showed a hyperkeratotic stratum corneum with alternating areas of orthohyperkeratosis and parakeratosis, hypergranulosis, acanthosis, and minimal dysplasia confined[consultant360.com]

  • Lichen Planus

    A biopsy demonstrated orthohyperkeratosis and acanthosis of the epidermis.[ncbi.nlm.nih.gov]

  • Harlequin Ichthyosis

    Biopsy is not useful but reveals massive compact orthohyperkeratosis.[orpha.net]

  • Follicular Mucinosis

    Biopsy from forearm revealed orthohyperkeratosis, hypergranulosis, irregular epidermal hyperplasia and superficial perivascular lymphocytic infiltrate with occasional eosinophils[e-ijd.org]

  • Pachyonychia Congenita, Type 2

    Skin biopsy from the sole revealed orthohyperkeratosis and acanthosis.[termedia.pl] Skin biopsy of hyperkeratotic lesion on the sole showed orthohyperkeratosis, parakeratosis, and acanthosis.[idoj.in] Orthohyperkeratosis with mild hypergranulosis was observed.[de.slideshare.net]

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