January 2022 in “Indian dermatology online journal” Pigmented papules on the ear can be a rare skin condition called cutaneous amyloidosis, treatable with topical tretinoin.
2 citations
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January 1990 in “PubMed” Perforating folliculitis is a skin condition with small bumps that may be linked to other diseases and is hard to treat.
July 2019 in “Zenodo (CERN European Organization for Nuclear Research)” Follicular mucinosis in a 15-year-old is usually harmless but needs monitoring for possible lymphoma.
June 2023 in “Dermatology online journal” A person with thyroid problems had rare, swollen, bald spots on their scalp caused by a condition usually found on the shins.
51 citations
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May 1984 in “Journal of the American Academy of Dermatology” Benign follicular mucinosis involves immune cells attacking hair follicles.
December 2020 in “American Journal of Transplantation” Early recognition and treatment of VATS in transplant patients improve outcomes.
29 citations
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February 1989 in “Journal of Cutaneous Pathology” A unique hair tumor with a rippled pattern was identified, showing incomplete differentiation and unusual cell arrangements.
3 citations
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April 2011 in “Journal of the American Academy of Dermatology” A 19-year-old man had a rare skin condition on one side of his face that looked like another skin disease.
July 2025 in “JOURNAL OF CLINICAL AND DIAGNOSTIC RESEARCH” Trichofolliculoma should be considered in children with scalp nodules for accurate diagnosis and treatment.
1 citations
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September 2023 in “International Journal of Dermatology” Early detection and treatment of folliculitis keloidalis can prevent disease progression.
October 2023 in “Indian dermatology online journal” The young woman has a benign, hereditary skin condition with no signs of a more serious syndrome.
40 citations
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January 2013 in “International journal of trichology” Perifollicular erythema can indicate active frontal fibrosing alopecia.
June 2022 in “IP Indian journal of clinical and experimental dermatology” A woman had a rare, non-cancerous skin growth on her face, which was removed and did not come back after a year.
January 2009 in “Journal of the American Academy of Dermatology” Generalized trichoepitheliomas with alopecia may indicate myasthenia gravis.
Pseudofolliculitis causes painful bumps and dark spots from shaving, especially in people with curly hair, and can be treated by changing shaving habits and using specific topical treatments.
May 2024 in “Indian Journal of Dermatology” The woman has a rare skin condition called follicular Dowling-Degos disease, which has limited treatment options.
September 2025 in “Egyptian Journal of Dermatology and Venerology” Dermoscopy is crucial for diagnosing rare scalp tumors like trichofolliculoma.
Trichodysplasia spinulosa can occur after a heart transplant due to immunosuppressive drugs.
14 citations
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June 2005 in “PubMed” A rare ear cyst contained hair fragments.
14 citations
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January 2010 in “Dermatology” Some people with congenital triangular alopecia have a central tuft of hair in the bald patch, but the cause is unknown.
April 2023 in “Rossijskij žurnal kožnyh i veneričeskih boleznej” The document concludes that four related skin diseases, which often occur together, are caused by blocked hair follicles.
40 citations
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June 2013 in “Biomaterials” Scientists created 3D hair-like structures that could help study hair growth and test treatments.
A man had a rare pigmented nodule on his scalp that developed from birthmarks.
1 citations
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April 2016 in “Journal of the American Academy of Dermatology” Autoimmune conditions can be linked to trichoepitheliomas, with treatment focusing on cosmetic concerns.
96 citations
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February 2002 in “Journal of the American Academy of Dermatology” Pseudofolliculitis barbae is a chronic skin condition affecting mainly African American and Hispanic individuals, caused by shaving tightly curled hair, and managed by prevention and treatment but not curable.
6 citations
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August 2011 in “Anais Brasileiros de Dermatologia” Vellus hair cysts can cause acne-like bumps that don't respond to treatment.
1 citations
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January 2017 The document outlines criteria to identify and differentiate neoplasms based on follicular characteristics.
1 citations
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July 2009 in “Journal of dermatology” A 29-year-old man had a jaw plaque diagnosed as follicular mucinosis, linked to nestin-positive hair follicle stem cells.
November 2023 in “International Journal of Trichology” A rare form of lupus caused hair loss and skin bumps, diagnosed through biopsy, improved partially with treatment.
41 citations
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January 2014 in “Annals of Dermatology” Dermoscopic examination helps diagnose different types of hair loss conditions by showing specific patterns.