January 2017 in “대한미용학회지” The cuticle layer in hair follicles thickens during keratinization due to incomplete cytosol loss.
264 citations
,
October 1958 in “Archives of Dermatology” A 4-year-old girl has a rare hair condition causing fragile, short hair.
2 citations
,
September 2015 in “Türk pediatri arşivi : İstanbul çocuk kliniği dergisi” Valproic acid can very rarely cause nail separation, which usually gets better on its own after stopping the drug.
February 2018 in “BMJ case reports” An 18-year-old woman was diagnosed with a rare skin condition called Pityriasis rubra pilaris.
4 citations
,
January 2017 in “Annals of Dermatology” Frequent hairdryer use may worsen hair fragility in people with Pili Annulati.
8 citations
,
January 2014 in “Indian Dermatology Online Journal” Trichostasis spinulosa is a common but often unnoticed skin condition involving bundled vellus hairs, especially in people with darker skin or UV exposure.
3 citations
,
October 2022 in “International Journal of Dermatology” COVID-19 can cause hair and nail disorders after infection.
January 2014 in “Pathology” Early subungual melanoma might be treated with less aggressive surgery because it invades the skin under the nail more slowly.
January 2011 in “Reactions Weekly” Long-term use of minoxidil may cause hair follicles to transform into noticeable terminal hairs, leading to trichostasis spinulosa.
February 2010 in “Journal of The American Academy of Dermatology” NB-002 is a promising new topical treatment for fungal nail infections, showing better results than a non-medicated option.
October 2025 in “Indian Journal of Paediatric Dermatology” Trichoscopy is a helpful tool for diagnosing Netherton syndrome.
1 citations
,
July 2023 in “Cureus” A rare hair disorder with multiple hairs from one follicle was found on a patient's abdomen.
49 citations
,
September 2004 in “Journal of the European Academy of Dermatology and Venereology” Careful light microscopy is crucial for detecting mild cases of pili annulati, which weakens hair and varies widely in expression.
21 citations
,
December 2014 in “Pediatric Dermatology” Most children with pediatric trachyonychia improve over time, regardless of treatment.
17 citations
,
December 1994 in “International Journal of Dermatology” Recognizing both trichostasis spinulosa and eruptive vellus hair cysts together is crucial for accurate diagnosis and treatment.
11 citations
,
December 2015 in “Indian journal of dermatology, venereology, and leprology” Dermoscopy quickly and accurately diagnosed a rare hair disorder in a 12-year-old girl.
65 citations
,
January 2013 in “Cochrane library” Some systemic treatments work for nail psoriasis but can have serious side effects.
12 citations
,
January 2000 in “Journal of cutaneous medicine and surgery” Microorganism overgrowth and hyperkeratosis may trigger immune reactions causing lichen planopilaris.
June 2023 in “JAAD case reports” A rare scalp condition, cutis verticis gyrata, was found in a woman with primary scarring alopecia.
March 2025 in “The Open Dermatology Journal” Trichorrhexis nodosa is common hair breakage, often due to styling, and new treatments are being explored.
20 citations
,
September 2018 in “Journal of cutaneous pathology” Different skin diseases show unique patterns of skin cell separation, cell death, and granular layer changes.
2 citations
,
May 2020 in “Journal of the American Academy of Dermatology” Hair shaft changes may be linked to CCCA, but their role is unclear.
Spiny keratoderma is a rare skin condition with small spines on palms and soles, possibly linked to abnormal hair formation.
2 citations
,
January 2017 in “Indian dermatology online journal” A woman had a rare infection of both white piedra and head lice, which improved after 10 weeks of antifungal treatment.
2 citations
,
February 2013 in “Journal of the Saudi Society for Dermatology & Dermatologic Surgery” New hair spray caused a hair shaft disorder.
2 citations
,
June 2013 in “Journal of Dermatological Case Reports” Olmsted syndrome is a rare skin disorder causing thickened skin and other symptoms.
3 citations
,
October 1994 in “Medical Molecular Morphology” The lower part of rat vibrissa hair gets more blood and is well-protected for growth.
14 citations
,
June 1989 in “Journal of dermatology” Three siblings had both Vohwinkel's disease and congenital alopecia, with no effective treatment.
35 citations
,
September 2003 in “Archives of dermatology” Tiger tail bands in hair are caused by wavy hair fibers with melanin, unlike straight fibers in normal hair.
29 citations
,
February 1989 in “Journal of Cutaneous Pathology” A unique hair tumor with a rippled pattern was identified, showing incomplete differentiation and unusual cell arrangements.