3 citations
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January 1989 in “The Nishinihon Journal of Dermatology” A hair cyst can become cancerous, showing specific keratins from the hair sheath.
January 2003 in “Linchuang pifuke zazhi” A benign skin tumor was removed from a man's leg, and it didn't come back after 9 months.
2 citations
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March 2018 in “The Journal of Dermatology” The "color-transition sign" helps tell apart alopecia areata incognita from telogen effluvium by looking at hair color changes.
September 2024 in “Dermatology Reports” Sonidegib often causes hair loss, and LC-OCT helps identify early signs.
2 citations
,
July 2005 in “Baylor University Medical Center Proceedings” A 4-year-old girl was diagnosed with trichotillomania, a condition where she pulls out her hair, which may resolve on its own or require therapy.
9 citations
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March 2005 in “International Journal of Cosmetic Science” The torsional method effectively evaluates hair damage and the performance of hair care ingredients.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Researchers made a detailed map of gene activity for different parts of human hair follicles to help create targeted hair disorder treatments.
February 2025 in “Skin Research and Technology” New non-invasive techniques can improve diagnosis and treatment of scalp and hair diseases.
3 citations
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January 2020 in “International journal of trichology” Congenital triangular alopecia is a hair loss condition present from birth or early childhood with no effective treatment needed.
11 citations
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April 1993 in “PubMed” Human hair cells can change based on their environment, especially interactions with certain skin cells.
March 2012 in “Journal of The American Academy of Dermatology” Temporal triangular alopecia usually starts in early childhood and treatment with Minoxidil has limited effectiveness.
19 citations
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May 2008 in “Applied spectroscopy” Human hair has different protein structures in its cuticle and cortex.
April 2012 in “Informa Healthcare eBooks” Tight hairstyles can cause temporary or permanent hair loss, with less hair seen under a microscope in later stages.
April 2025 in “Journal of Applied Cosmetology” The combined therapy of microneedling and light therapy effectively and safely promotes hair regrowth in trichotillomania.
4 citations
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January 2021 in “Skin appendage disorders” Trichodynia is a painful scalp condition not directly linked to the amount or type of hair loss and may involve psychological factors, with treatments showing mixed results.
27 citations
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April 1978 in “Journal of Forensic Sciences” Enzyme typing can reliably characterize human hair.
December 2014 in “PubMed” A scalp biopsy can help confirm hair loss types when other methods don't provide a clear diagnosis.
2 citations
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May 2025 in “Diagnostics” ATR-FTIR spectroscopy could help monitor alopecia areata treatment response non-invasively.
November 2018 in “Skin appendage disorders” The document concludes that a woman has both Frontal Fibrosing Alopecia and Lichen Simplex Chronicus, a previously unreported combination of conditions.
12 citations
,
January 2001 in “Der Hautarzt” Trichorhinophalangeal syndrome causes hair, facial, and bone issues, with no specific treatment beyond gentle care.
39 citations
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February 1990 in “The journal of cell biology/The Journal of cell biology” Trichohyalin, a hair follicle protein, has a part with repeating patterns of 23 amino acids.
February 2013 in “Journal of the American Academy of Dermatology” A woman's hair loss looked like a different condition due to her hairstyle, and treatment stopped further hair loss but didn't regrow hair.
September 2024 in “Journal of the American Academy of Dermatology” Dermatologists can detect smaller hair density changes than previously thought.
Mesotherapy is effective for treating certain types of hair loss.
January 2024 in “İstanbul Kuzey Klinikleri” Low ferritin levels are linked to increased hair loss; no link found between vitamin B12, TSH levels, and hair loss.
102 citations
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October 1996 in “Dermatologic Clinics” Photographic documentation crucial for evaluating hair growth in androgenetic alopecia.
2 citations
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January 2003 in “Dermatologic surgery” The 800-nm pulsed diode laser is a safe and effective long-term treatment for trichostasis spinulosa in dark-skinned individuals.
January 2020 in “Przegla̧d dermatologiczny” A 5-year-old boy was diagnosed with congenital triangular alopecia, a type of hair loss without skin changes, usually starting between ages 2-5, with no specific treatment.
September 2025 in “Skin Research and Technology”
April 2024 in “Journal of cosmetic dermatology” Children with alopecia areata have more exclamation mark hairs and fewer yellow dots than adults.