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135 Possible Causes for Follicular Hyperkeratosis, Follicular Plugging

  • Vitamin A Deficiency

    ) secondary to blockage of hair follicles with plugs of keratin.[emedicine.medscape.com] Phrynoderma is a rare form of follicular hyperkeratosis associated with deficiencies in vitamins A or C or essential fatty acids.[ncbi.nlm.nih.gov] Phrynoderma is a distinctive form of follicular hyperkeratosis associated with nutritional deficiency.[ncbi.nlm.nih.gov]

  • Pityriasis Rubra Pilaris

    Microscopically follicular plugging, in addition to checkerboard alternating orthokeratosis/parakeratosis, may serve as clues to PRP diagnosis.[ncbi.nlm.nih.gov] Pityriasis rubra pilaris (PRP) is a chronic papulosquamous eruption of the skin characterized by follicular hyperkeratosis, salmon pink scaly plaques with islands of unaffected[ncbi.nlm.nih.gov] All patients promptly showed a decrease in erythema, follicular hyperkeratosis and scaling.[ncbi.nlm.nih.gov]

  • Keratosis Pilaris

    Histologic examination showed follicular and interfollicular hyperkeratosis, follicular plugging, mild inflammation, and focal scarring.[ncbi.nlm.nih.gov] Keratosis pilaris (KP) is a common inherited disorder of follicular hyperkeratosis It is characterized by small, folliculocentric keratotic papules that may have surrounding[ncbi.nlm.nih.gov] Histological examination revealed abundant mucin, keratotic follicular plugging, and periadnexal lymphocytosis.[ncbi.nlm.nih.gov]

  • Discoid Lupus Erythematosus

    Lupus erythematodes tumidus is characterized by smooth, erythematous plaques on sun-exposed areas without surface changes, such as follicular plugs, atrophy, or scale.[ncbi.nlm.nih.gov] Histopathology showed epidermal atrophy, hyperkeratosis, follicular plugging, thickening of the basement membrane zone, and superficial and deep chronic perivascular and periadnexal[ncbi.nlm.nih.gov] Figure (3) follicular hyperkeratosis before laser Figure (4) after laser Atrophy: Atrophy was presented in 26 patients, while 24 patients had no atrophy before treatment Table[edoj.org.eg]

  • Jadassohn-Lewandowsky Syndrome

    Histopathology examination of Follicular keratotic papule showed follicular plugging, hyperkeratosis and acanthosis.[go.galegroup.com] It is not often associated with the additional features of oral leukokeratosis, cysts, follicular hyperkeratosis, and natal teeth.[en.wikipedia.org] , leukokeratosis of the tongue and mucous membranes and follicular hyperkeratosis.[miami.pure.elsevier.com]

  • X-Linked Keratosis Follicularis Spinulosa Decalvans

    A punch biopsy specimen from the scalp showed follicular plugging in the epidermis with mild acanthosis, early perifollicular fibrosis with mild lymphocytic infiltrate.[ijdvl.com] hyperkeratosis, progressive scarring alopecia of scalp, eyebrows, and eyelashes and may be accompanied by photophobia, corneal and conjunctival inflammation and dystrophy[mona.uwi.edu] hyperkeratosis associated with progressive cicatricial alopecia of the scalp, eyebrows and eyelashes.[orpha.net]

  • Pseudopelade of Brocq

    The histopathology is characteristic, and shows the following features: little or only moderate lymphocytic infiltrate, absence of significant follicular plugging, and absence[ncbi.nlm.nih.gov] hyperkeratosis or perifollicular inflammation.[orpha.net] Patients present with red plaques of hair loss, atrophy, telangiectasias, and follicular hyperkeratosis.[hairtx.com]

  • Atrophodermia Vermiculata

    The primary pathologic event seems to be the formation of follicular plugs.[medigoo.com] Histopathologic examination of the scalp: lamellar hyperkeratosis in the follicular ostium, discreet superficial perivascular mononuclear infiltration and linear scar, vertical[scielo.br] Patogistologiya : atrophy of epidermis, follicular hyperkeratosis, hypoplasia of sebaceous glands. Forecast in the cosmetic relation for most of patients favorable.[bigmed.info]

  • Monilethrix

    Horny follicular papules appear as big yellow dots with immersion fluid.[ijtrichology.com] Alopecia, associated with follicular hyperkeratosis and perifollicular erythema, can involve only the occiput and the nape of the neck or, in severe forms, the entire scalp[orpha.net] Rolled hairs appear as irregular coils of hair along with keratin plugs and inflammation. Genetic factor is suspected but not proven.[omicsonline.org]

  • Frontal Fibrosing Alopecia

    The most common trichoscopic features of FFA include absence of follicular openings, followed by follicular hyperkeratosis, perifollicular erythema, and follicular plugs.[idoj.in] Histopathologically, perifollicular lymphocytic infiltrate and follicular hyperkeratosis are observed at the edge of the affected area, while the rest of the lesion appears[orpha.net] Follicular hyperkeratosis and erythema were present in 66%, and only 25% of the men reported pruritus.[ncbi.nlm.nih.gov]

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