37 citations
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January 2017 in “International Journal of Dermatology” This study found that trichoscopic features like exclamation mark hairs and angulated hairs were more indicative of alopecia areata in an Asian population, while features like broken hairs of different lengths and flame hairs were more common in trichotillomania.
January 2020 in “Medpulse International Journal of General Medicine” This study observed that trichoscopic patterns, such as yellow dots and honey comb patterns, correlate with the severity of androgenetic alopecia in Indian patients, highlighting trichoscopy's diagnostic and prognostic value.
127 citations
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December 2007 in “Journal of Investigative Dermatology” This review examines regenerative hair waves and complex hair cycle domains in transgenic mice, highlighting how these dynamic processes contribute to skin regeneration and the physiological regulation of organs, but reports no new experimental results.
April 2026 in “Research Square” In this study, trichoscopic examination revealed that variations in hair diameter were more common in certain types of alopecia affecting the frontal scalp, suggesting the importance of evaluating the entire scalp for accurate diagnoses, although limitations include a single center design and small sample size.
4 citations
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March 2015 in “Skin Research and Technology” This study suggests that using trichotillometry to establish the normal range of shear strain for different hair types could inform diagnostic and treatment decisions for various hair conditions.
10 citations
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January 2019 in “Skin Research and Technology” In this study, reduced hair density, diameter, and follicle miniaturization were key characteristics of female pattern hair loss in Southern Chinese women, with occipital and temporal sites also affected.
12 citations
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August 2001 in “PubMed” This study found that contrast enhanced phototrichogram (CE-PTG) significantly improved detection of various hair types and growth stages in androgenetic alopecia compared to standard PTG and was comparable to biopsy analysis.
18 citations
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April 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” This review explores the potential genetic and epigenetic influences on hair whorl patterns and suggests that pattern formation may involve basic physical-chemical laws, although it reports no new experimental findings.
2 citations
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January 2020 in “Skin appendage disorders” This article discusses traction alopecia in children and adolescents, emphasizing its occurrence due to hairstyles that exert chronic tension on hair, but reports no new findings.
13 citations
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July 2020 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” This article discusses the use of trichoscopy as a helpful tool for early diagnosis and monitoring of dissecting cellulitis, but it reports no new clinical results.
3 citations
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May 2006 in “Dermatologic Surgery” This study found that multi-hair follicles in nonbald men are primarily oriented perpendicular to the radial line from the crown whorl, suggesting perpendicular transplant grafts might mimic natural appearance.
September 2023 in “International Journal of Dermatology” In this study, FAPD was characterized in a Chinese population by perifollicular mast cell infiltration, suggesting young individuals may be at higher risk than previously thought.
January 2024 in “Journal of Cosmetic Dermatology” This study suggests that male androgenetic alopecia and female pattern hair loss follow distinct progression pathways, characterized by different trichoscopic patterns related to hair diameter and follicular unit changes.
5 citations
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January 2018 in “Skin Research and Technology” This letter compares automated digital image analysis (TrichoScan) with manual marking of hairs in male patients with androgenetic alopecia but reports no new results.
90 citations
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October 1983 in “British Journal of Dermatology” This study found that individuals with androgenic alopecia have an increased number of thin hairs (less than 40 microns in diameter) per cm², which may affect their clinical appearance.
January 2021 in “International journal of dermatology, venereology and leprosy sciences” This study identified specific trichoscopic features in patients with androgenetic alopecia and telogen effluvium, highlighting differences in hair shaft diameter variation between fronto-temporal and occipital areas.
August 2026 in “Dermatology and Therapy” In this study, researchers identified elongated corkscrew hairs as a new trichoscopic pattern in immunosuppressed adults with chronic endothrix tinea capitis, which may help in earlier diagnosis and targeted mycological investigation.
13 citations
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March 2002 in “Pediatric Dermatology” This article discusses temporal triangular alopecia, emphasizing the need for increased awareness to prevent misdiagnosis and ineffective treatment, but reports no new clinical results.
26 citations
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August 2013 in “Australasian Journal of Dermatology” This study found that certain trichoscopic patterns, like exclamation mark hairs, were associated with active or mild alopecia areata in Turkish patients, aiding in diagnosis and prediction of the disease.
October 2021 in “Indian Journal of Plastic Surgery” This article reviews the use of trichoscopy for differentiating mimickers of patterned hair loss and assessing donor sites in hair transplant patients, without providing new clinical findings.
April 2023 in “Dohuk medical journal” This review discusses the use of trichoscopy for diagnosing alopecia and reports no new clinical results, emphasizing its role in identifying vascular and follicular features.
1 citations
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December 2018 in “Journal of genetic medicine” In this case report, a 20-year-old male with tricho-rhino-phalangeal syndrome was found to have a de novo frameshift mutation in the TRPS1 gene, highlighting the challenges in diagnosing this rare disorder.
July 2026 in “Cosmoderma” In this case report, a 5-year-old boy presented with an itchy patch of hair loss in the frontotemporal region, with trichoscopy revealing specific hair shaft features, such as black dots and corkscrew hairs.
1 citations
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March 2021 in “Frontiers in Medicine” In this study, female pattern hair loss in Chinese Han patients was characterized by decreased hair density and shaft diameter, with minor gender differences and the vertex most affected.
19 citations
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July 2019 in “Journal of Cosmetic Dermatology” This study found that in patients with patchy alopecia areata, certain trichoscopic features like upright regrowing hairs and pigtail hairs are positive predictive markers for treatment success.
May 2016 in “DOAJ (DOAJ: Directory of Open Access Journals)” This study found that vertex accentuation is the second most common pattern of female pattern hair loss in Asian women, following the diffuse type.
15 citations
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November 2016 in “Journal of The American Academy of Dermatology” This article discusses the potential of trichoscopy in diagnosing and treating dissecting cellulitis of the scalp and emphasizes the need for early diagnosis to prevent progression but reports no new clinical results.
January 2025 in “Surgical & Cosmetic Dermatology” This article reviews temporal triangular alopecia, emphasizing the utility of dermoscopy for diagnosis, and reports no new clinical treatment findings.
March 2025 in “International Journal of Trichology” This case report describes the first observed instance of fibrosing alopecia in a pattern distribution in a child, suggesting the condition is not solely androgen dependent.
April 2023 in “Journal of Investigative Dermatology” This study reports distinctive clinical, trichoscopic, and histopathological features of fibrosing alopecia in a pattern distribution among Chinese patients, suggesting possible racial differences compared to previous studies primarily involving Caucasians.