March 2022 in “Folia Medica Indonesiana” The lump on a woman's scalp was a rare, potentially cancerous tumor from the hair follicle, not a common cyst.
38 citations
,
June 2005 in “International Journal of Dermatology” A man with nevus comedonicus syndrome had multiple skin issues, including basal cell carcinomas, which improved with treatment.
40 citations
,
December 2014 in “Indian Journal of Dermatology” Two new signs, 'signet ring vessels' and 'hidden hairs,' help tell apart scalp psoriasis and seborrheic dermatitis.
3 citations
,
October 2021 in “Journal of Cosmetic Dermatology” Trichoscopy helps tell apart Frontal Fibrosing Alopecia and Lichen planopilaris by showing different hair and scalp features.
21 citations
,
June 1992 in “Pediatric Dermatology” Eruptive vellus hair cysts are often underreported and need histologic confirmation for accurate diagnosis.
June 2021 in “The Journal of Family Practice” A 69-year-old woman has a fast-growing hand lesion that didn't improve with salicylic acid.
1 citations
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November 2017 in “Skin appendage disorders” Ingrown hairs are a common feature in scarring alopecias due to follicular damage.
19 citations
,
March 2011 in “The Journal of Dermatology” A child's rare skin disease was triggered by chickenpox.
December 2020 in “TURKDERM” A 3-year-old boy was diagnosed with a rare, non-scarring hair loss condition called temporal triangular alopecia.
17 citations
,
August 1983 in “Australasian Journal of Dermatology” The review says skin conditions with sterile pustules need more research for better treatments.
January 2023 in “Skin appendage disorders” Hair transplants in male pattern baldness typically look normal under a microscope.
6 citations
,
January 2015 in “Dermatology” Trichoscopy helps diagnose hair and scalp problems but isn't always definitive and should be used with other methods.
April 2026 in “International Journal of Drug Delivery Technology” Trichoscopy is a reliable, non-invasive tool for diagnosing scalp alopecias.
3 citations
,
April 2012 in “Bioinformation” Two specific SNPs in the TRPS1 gene cause excessive hair growth by altering the protein's structure.
30 citations
,
November 1992 in “The Journal of Dermatology” Keratohyalin and trichohyalin proteins help form and organize skin and hair structures.
January 2009 in “China Practical Medicine” Certain genes help dermal papillae cells in hair follicles grow and group together.
April 2016 in “Journal of Investigative Dermatology” Microneedle arrays deliver botulinum toxin effectively for sweat suppression, similar to injections.
March 2003 in “中華皮膚科醫學雜誌” Trichothiodystrophy causes unusual hair and developmental issues.
October 2025 in “Diagnostics” Temporal triangular alopecia is a harmless, non-progressive hair loss condition.
3 citations
,
July 2017 in “International journal of medicine” Intralesional triamcinolone acetonide effectively treats alopecia areata, as shown by significant improvements in hair regrowth and dermoscopic indicators.
9 citations
,
January 2011 in “American Journal of Dermatopathology” Pilomatrixoma involves abnormal hair keratin production and cell death, causing debris and cysts.
31 citations
,
August 2001 in “PubMed” TrichoScan accurately measures hair growth and showed improved hair counts and thickness after finasteride treatment.
13 citations
,
July 2007 in “Pediatric dermatology” Vitamin D3 ointment improved skin bumps on the chin but didn't give lasting results after stopping use.
8 citations
,
June 2010 in “Plastic & Reconstructive Surgery” Complete removal of scalp tumors is crucial, but malignant cases may recur or metastasize, requiring a multidisciplinary approach and close follow-up.
2 citations
,
November 2006 in “Pump Industry Analyst” Pilomatricomas don't follow the usual hair follicle cell differentiation process.
June 2023 in “British Journal of Dermatology” The protein called small nuclear ribonucleoprotein polypeptide E is identified as a cause of a type of hair loss without other symptoms.
October 2025 in “Pediatric Dermatology” A 16-year-old boy's facial condition improved with doxycycline, suggesting an immune response to hair follicle damage.
78 citations
,
August 2002 in “Experimental Dermatology” Researchers developed a quick and easy way to get and grow cells from the base of human hair follicles.
13 citations
,
June 2011 in “PubMed” The patient improved significantly after treatment, with only one small scar remaining.
June 2022 in “Journal of Cosmetic Dermatology” Acanthus ebracteatus extract may help prevent hair loss.