November 2025 in “Journal of Investigative Dermatology” PCFCL may have unrecognized subtypes and needs more research.
2 citations
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June 2022 in “Life” A 14-year-old boy is the youngest person reported with a rare, benign tumor related to hair follicles, usually found in older people.
January 2023 in “Indian dermatology online journal” A boy with Pachyonychia congenita has a confirmed gene mutation, highlighting the need for a local genetic database in India.
January 2024 in “Diagnostic cytopathology” Trichilemmal carcinoma can spread to the parotid gland and be diagnosed using fine-needle aspiration cytology.
2 citations
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January 2014 in “Elsevier eBooks” The document concludes that reactivation of herpesviruses, especially HHV-6, is linked to severe symptoms and complications in drug-induced hypersensitivity syndrome.
May 2015 in “Journal of The American Academy of Dermatology” A heart transplant patient developed a skin condition called epidermodysplasia verruciformis after taking immune-suppressing drugs.
January 2017 in “Journal of clinical & experimental dermatology research” Scientists have found a way to create hair follicles from human stem cells, which could potentially be used to treat hair loss.
June 2009 in “Mayo Clinic Proceedings” A woman was diagnosed with porphyria cutanea tarda and improved with phlebotomy and lifestyle changes.
61 citations
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August 1993 in “PubMed” Basal cell epithelioma likely starts from the hair follicle's outer root sheath.
4 citations
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January 2019 in “Indian Dermatology Online Journal” The term "Porokeratotic Adnexal Ostial Nevus" is suggested as a more appropriate name.
August 2018 in “Pediatric Dermatology” A baby had a unique skin condition with a pale patch and surrounding dark hairs, not linked to other health issues.
August 2025 in “International Journal of Clinical Dermatology” A new skin cancer can develop where shingles once occurred.
1 citations
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January 2018 in “Acta dermato-venereologica” A teenager's hair with alternating white and dark bands, known as Pili annulati, is a genetic condition that is usually harmless and often considered attractive.
April 2026 in “Research Square” November 2015 in “Springer eBooks” Laser hair removal can be effective for people with darker skin tones.
May 2025 in “International Medical Case Reports Journal” Lichen planus pigmentosus may indicate undetected hepatitis C infection.
3 citations
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October 1994 in “Journal of Dermatological Science” The new antibody, TYHF-1, specifically targets certain hair-related structures.
3 citations
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November 2011 in “Small GTPases” Researchers found that hair follicle stem cells can become squamous cell carcinoma due to Ras activation, which could lead to new treatments.
May 2017 in “Journal of the American Academy of Dermatology”
4 citations
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December 2013 in “The Journal of Dermatology” A new mutation in the K6b gene caused a girl's late-appearing nail condition.
26 citations
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October 2002 in “Journal of Investigative Dermatology” A specific gene mutation causes congenital hair loss.
November 2025 in “Journal of the European Academy of Dermatology and Venereology” Different types of hidradenitis suppurativa need specific treatments based on unique skin cell issues.
April 2017 in “Journal of Investigative Dermatology” A virus protein can activate a pathway that may lead to abnormal hair follicle development.
19 citations
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August 1999 in “European journal of endocrinology” The study concluded that testing hormone levels after stimulation is not reliable for identifying carriers of 21-hydroxylase deficiency; genetic testing is necessary.
90 citations
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July 1993 in “Journal of Investigative Dermatology” 1 citations
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May 2016 in “Journal of Cosmetic Dermatology” Cytokeratins 15 and 19 may help track vitiligo treatment progress.
66 citations
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December 1999 in “Journal of Investigative Dermatology” New mutations in the hairless gene may cause hair loss and affect bone development.
November 2022 in “Journal of the Endocrine Society” A woman's small ovarian tumor causing high androgen levels was missed by several scans but found during surgery.
10 citations
,
June 2019 in “Transplant infectious disease” The virus linked to a rare disease was found in a patient's blood and urine before skin symptoms appeared.
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.