187 citations
,
May 1988 in “Differentiation” Trichocytic cytokeratins are found in hair, nails, tongue, and thymus cells, showing complex regulation in tissue development.
6 citations
,
July 2017 in “Clinical and Experimental Dermatology” Four new cases confirmed the unique features of follicular porokeratosis.
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.
January 2011 in “Reactions Weekly” Long-term use of minoxidil may cause hair follicles to transform into noticeable terminal hairs, leading to trichostasis spinulosa.
2 citations
,
April 2018 in “International Journal of Research in Dermatology” Linear skin conditions are rare, more common in females, and often misdiagnosed without tissue analysis.
October 2012 in “CRC Press eBooks” HIV can cause hair loss and changes in nails, which may indicate disease progression.
4 citations
,
January 2017 in “Annals of Dermatology” Frequent hairdryer use may worsen hair fragility in people with Pili Annulati.
65 citations
,
January 2013 in “Cochrane library” Some systemic treatments work for nail psoriasis but can have serious side effects.
51 citations
,
May 2008 in “Mycoses” Terbinafine HCl nail solutions with DDAIP HCl are more effective than current treatments for nail infections.
6 citations
,
February 2016 in “American Journal of Dermatopathology” The boy with woolly hair nevus had thinner hair and abnormal hair follicles, which improved with treatment but worsened when treatment stopped.
January 2026 in “Advances in Dermatology and Allergology” Alopecia areata may be linked to changes in small blood vessels.
5 citations
,
January 2018 in “Indian Dermatology Online Journal” A brown shadow seen in dermoscopy is a marker for lichen nitidus.
16 citations
,
May 2017 in “Journal of Clinical Ultrasound” A rare finger tumor was imaged, showing a unique pattern not seen before.
July 2022 in “British Journal of Dermatology”
17 citations
,
September 2010 in “Pediatric dermatology” A 15-year-old with KID syndrome developed a rare skin condition called PEHFN.
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.
January 2026 in “Cosmoderma” A 9-year-old girl has a rare hair disorder causing beaded, sparse hair.
Spiny keratoderma is a rare skin condition with small spines on palms and soles, possibly linked to abnormal hair formation.
4 citations
,
August 2013 in “Pediatric dermatology” Hair casts can be treated with physical removal and special shampoos.
2 citations
,
February 2013 in “Journal of the Saudi Society for Dermatology & Dermatologic Surgery” New hair spray caused a hair shaft disorder.
28 citations
,
September 2021 in “JAAD Case Reports” The Pfizer COVID-19 vaccine may rarely trigger nail psoriasis.
14 citations
,
August 2004 in “Veterinary Dermatology” The horse had a rare type of hair loss caused by immune cells attacking hair follicles.
34 citations
,
August 1966 in “Experimental cell research” Keratin fibrils in hair form and stop growing at specific points in the follicle.
2 citations
,
May 2018 in “Dermatologic Surgery” February 1988 in “Journal of the American Academy of Dermatology”
2 citations
,
July 2020 in “Giornale italiano di dermatologia e venereologia” A woman with frontal fibrosing alopecia experienced unusual hair growth after using a specific topical lotion.
15 citations
,
April 1970 in “PubMed” Netherton's syndrome may have a familial link and doesn't always include atopy.
Trichorrhexis nodosa causes hair to break easily, often affecting young to middle-aged black women.
30 citations
,
January 2013 in “Human Mutation” A mutation in the HOXC13 gene causes hair and nail problems in a Syrian family.
12 citations
,
January 2000 in “Journal of cutaneous medicine and surgery” Microorganism overgrowth and hyperkeratosis may trigger immune reactions causing lichen planopilaris.