Hair dysplasias involve various hair disorders causing fragility, breakage, and poor hair adhesion.
14 citations
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February 2017 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Trichotillomania is often misdiagnosed as alopecia areata and can be treated effectively with N-acetylcysteine and psychotropic drugs.
33 citations
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June 2016 in “Pediatric Dermatology” Some congenital hair disorders improve in childhood or with treatments like minoxidil and retinoids, while others like Netherton syndrome and trichothiodystrophy have a poor prognosis.
18 citations
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April 2002 in “Journal of cutaneous pathology” Tiny infundibular cysts are the main lesions in chloracne, not comedones.
January 2016 in “Case reports in clinical medicine” A 6-year-old girl was diagnosed with a rare hair disorder called monilethrix.
May 2005 in “Hair transplant forum international” Trichotemnomania causes hair loss due to compulsive hair cutting or shaving.
12 citations
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November 1987 in “Pediatric dermatology” Four children had unmanageable pale blond hair due to uncombable-hair syndrome.
Onychomatricoma is a unique nail tumor, not related to other hair-related tumors.
5 citations
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January 2017 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Porokeratotic eccrine and hair follicle nevus is a very rare skin disorder possibly caused by a GJB2 gene mutation.
1 citations
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September 2023 in “Portuguese Journal of Dermatology and Venereology” Trichoscopy can help diagnose and decide when to biopsy folliculotropic mycosis fungoides.
14 citations
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November 2023 in “Mycoses” Kerion Celsi in children is treated with antifungals, not surgery, to prevent scarring.
33 citations
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October 2005 in “Journal of Investigative Dermatology” A specific gene mutation causes sparse, brittle hair in a family.
1 citations
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November 2020 in “International journal of infectious diseases” A baby girl's severe scalp infection caused by a fungus was cured with oral and topical antifungal medications.
81 citations
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June 2012 in “European journal of human genetics” Inherited ichthyoses cause widespread skin scaling and thickening due to gene mutations.
3 citations
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January 2020 in “Clinical dermatology review” Trichoscopy is useful for diagnosing hair and scalp disorders in people with darker skin.
March 2026 in “South Asian Research Journal of Medical Sciences” Removing keratin plugs and ingrown hairs improved scalp inflammation.
1 citations
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January 2015 in “International journal of trichology (Print)” A single long white eyelash is a rare but benign condition.
2 citations
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August 1993 in “Archives of Dermatology” A 39-year-old woman developed uncombable hair syndrome after taking oral contraceptives.
September 2024 in “The Journal of Dermatology” Nevus comedonicus can sometimes grow terminal hair, challenging previous beliefs.
4 citations
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August 2017 in “Journal of cutaneous pathology” An 8-year-old girl had a rare, benign skin tumor on her forehead.
June 2020 in “Journal of Investigative Dermatology” Hair shaft malformation contributes to Central Centrifugal Cicatricial Alopecia.
54 citations
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May 1999 in “Journal of Cutaneous Pathology” Apocrine type cutaneous mixed tumors often resemble hair follicles, sebaceous glands, and apocrine glands.
30 citations
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October 1994 in “Journal of Cutaneous Pathology” Multiple perifollicular fibromas may actually be unrecognized cases of Birt-Hogg-Dubé syndrome.
August 2024 in “Clinical Cosmetic and Investigational Dermatology” Enzyme injections can effectively treat epidermoid cysts without surgery.
1 citations
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July 2023 in “Cureus” A rare hair disorder with multiple hairs from one follicle was found on a patient's abdomen.
61 citations
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April 1969 in “Archives of Dermatology” Skin biopsy is crucial for diagnosing unknown baldness causes.
July 2025 in “Indian Dermatology Online Journal” Trichotillomania incognita can mimic hair loss patterns and requires careful diagnosis to avoid misdiagnosis.
3 citations
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January 1988 in “PubMed” The review found that basal cell carcinomas on the scalp are not more aggressive than those in other locations.
1 citations
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December 2017 in “Acta biomedica scientifica” Women of reproductive age with polycystic ovary syndrome often experience hair loss.
6 citations
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February 2020 in “Journal of Cutaneous Pathology” Nevus psiloliparus lacks mature hair follicles but keeps other skin structures intact.