Create issue ticket

62 Possible Causes for Orthohyperkeratosis

  • Erythrokeratoderma

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

  • Hunermann Conradi Syndrome

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

  • Lichen Sclerosus

    The characteristic histopathological picture of lichen sclerosus includes a thin epidermis, with orthohyperkeratosis and vascular degeneration in the basal layer, loss of[] […] 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[]

  • Epidermal Nevus Syndrome

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

  • Congenital Nevus

    Lamellated orthohyperkeratosis was seen in the epidermis Click here to view Discussion Most congenital nevomelanocytic nevi are small and single.[] […] 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[]

  • Actinic Keratosis

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

  • Lichen Planus

    A biopsy demonstrated orthohyperkeratosis and acanthosis of the epidermis.[]

  • Harlequin Ichthyosis

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

  • Follicular Mucinosis

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

  • Pachyonychia Congenita, Type 2

    Skin biopsy from the sole revealed orthohyperkeratosis and acanthosis.[] Skin biopsy of hyperkeratotic lesion on the sole showed orthohyperkeratosis, parakeratosis, and acanthosis.[] Orthohyperkeratosis with mild hypergranulosis was observed.[]

Further symptoms

Similar symptoms