2 citations
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May 2022 in “Clinical, Cosmetic and Investigational Dermatology” This study reports that quantitative trichoscopy, while noninvasive and convenient, provides less accurate hair density data compared to invasive histopathologic examination, which was demonstrated in a sample of adult Chinese individuals without alopecia.
March 2026 in “Journal of Skin and Sexually Transmitted Diseases” This study reports ten cases of non-marginal traction alopecia in women with very long hair, which was improved with shorter hair cuts and topical minoxidil application.
41 citations
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January 2020 in “BioMed Research International” This study found that micrografts containing human hair follicle mesenchymal stem cells significantly increased hair count and density compared to placebo over 58 weeks in patients experiencing hair loss.
March 2026 in “Journal of Cosmetic Dermatology” Topical Stemoxydine improves hair density in androgenetic alopecia with few side effects.
October 2024 in “Dermatology Practical & Conceptual” In this study, the authors evaluated 200 Egyptian children with focal non-cicatricial alopecia, finding that alopecia areata (42%) and tinea capitis (40.5%) were the most prevalent causes. Trichoscopy identified unique features for each condition, enhancing diagnosis and management.
October 2021 in “QJM: An International Journal of Medicine” This study found that injection of adipose-derived adult stem cells improved hair density, thickness, and reduced inflammation in women with female pattern hair loss over 24 weeks.
14 citations
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August 2019 in “Journal of Dermatological Treatment” This study found that 5% topical minoxidil was moderately more effective at increasing hair regrowth than 10% minoxidil and placebo in men with androgenetic alopecia.
4 citations
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February 2020 in “Journal of Cosmetic Dermatology” This study found that androgenetic alopecia was the most common cause of frontal hairline recession in Egyptian female patients, supporting the use of trichoscopy as a noninvasive diagnostic tool.
2 citations
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March 2021 in “Journal of Cosmetic Dermatology” This pilot study found that among male androgenetic alopecia patients, 2.5 mg oral minoxidil with platelet-rich plasma led to higher patient satisfaction than 1.25 mg, though hair count improvements were not statistically significant.
2 citations
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December 2019 in “Biomedical dermatology” In this study, researchers found that topical ketoconazole showed delayed hair growth compared to minoxidil in female pattern hair loss but had fewer side effects, though patient satisfaction was similar for both treatments.
May 2026 in “Journal of the Egyptian Womenʼs Dermatologic Society” In this prospective study, 15 patients with patchy alopecia areata treated with intralesional methotrexate every two weeks showed a significant improvement in hair regrowth and reduction in lesion severity, with changes linked to decreased tissue levels of TNF-α.
January 2026 in “Dermatology and Venerology” This study at the Dzerkalo Medical Center found that complex therapy for abscessing perifolliculitis of the scalp is more effective in reducing inflammation and follicle destruction compared to basic antibacterial therapy, which was associated with relapses during long-term follow-up.
July 2025 in “Clinical Medicine” In this institution-based randomized trial, oral betamethasone mini-pulse therapy for alopecia areata showed a faster therapeutic response compared to oral tofacitinib, as measured by trichoscopic changes and achievement of 50% hair regrowth.
May 2024 in “Al-Azhar International Medical Journal /Al-Azhar International Medical Journal” This study found that combining hair transplantation with PRP therapy resulted in better quality and increased growth of new hair, while also speeding up skin healing and reducing hair loss post-transplant.
This study found that conditioned media derived from dental pulp stem cells improved hair growth in 75% of men with androgenic alopecia, with positive results observed regardless of disease severity or the use of a dihydrotestosterone inhibitor.
December 2025 in “Skin Appendage Disorders” Patients found AI helpful for alopecia diagnosis but want it to support, not replace, doctors.
August 2019 in “Journal of The American Academy of Dermatology” PFD patch helps laser tattoo removal, trichoscopy diagnoses AGA, and serum boosts SOD activity.
7 citations
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March 2025 in “Archives of Dermatological Research” This study found that trichoscopy is essential for evaluating the severity of alopecia areata and predicting treatment responses, contributing to more personalized patient management.
January 2025 in “International Journal of Trichology” This study found both topical spironolactone and topical minoxidil to be effective and safe treatments for female pattern hair loss, with mild to marked improvement observed over six months in both treatment groups, though more side effects were noted with minoxidil.
August 2023 in “Asian journal of pharmaceutical and clinical research” This descriptive longitudinal study conducted in a Kolkata hospital found that intense pulsed light treatment significantly improved hirsutism in patients, as evaluated by trichoscopy and visual analog scores, demonstrating its effectiveness and safety for hair removal, independent of medical treatment.
January 2026 in “Clinical Dermatology Review” This study found that platelet-rich plasma therapy significantly improved hair density, diameter, and reduced inflammation in androgenetic alopecia patients compared to placebo, though individual responses varied.
December 2021 in “IP Indian journal of clinical and experimental dermatology” In this study, trichoscopy was identified as a useful non-invasive tool to aid in the diagnosis of female pattern hair loss, with peri pilar sign and hair diameter variability being common findings.
31 citations
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February 2020 in “BioMed Research International” This study found that in the Thai population, hair density varies by scalp location and decreases with age, and that Asians generally have lower hair density compared to Caucasian and African populations.
31 citations
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December 2017 in “Skin Appendage Disorders” The study observed that Americans of Hispanic descent have a statistically significant higher hair density than individuals of African descent but lower than Caucasians, which may assist in diagnosing and researching hair disorders.
April 2025 in “Clinical Dermatology Review” In this study, researchers reported that dermatoscopy effectively differentiates between various types of alopecia and scalp disorders, offering a fast, minimally invasive diagnostic method that improves the standard of care and reduces the necessity for scalp biopsies.
12 citations
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September 2020 in “Journal of cosmetic dermatology” This study found that trichoscopy aided in assessing treatment responses for patchy alopecia areata, with both intralesional corticosteroids and platelet-rich plasma showing effectiveness, but only PRP significantly improved patient symptom impact scores.
January 2026 in “Updates in clinical dermatology”
March 2023 in “Photodiagnosis and Photodynamic Therapy” This study found that vitamin D levels were lower in alopecia areata patients, with trichoscopic features like broken hairs and black dots more prevalent in cases with vitamin D deficiency.
January 2023 in “Al-Azhar International Medical Journal /Al-Azhar International Medical Journal” This study found that quantitative trichoscopy is a simple and effective method for determining hair density and thickness in Egyptians, establishing baseline values for clinical hair loss investigations.
In this study, trichoscopy was found to be a valuable non-invasive tool for diagnosing scalp lesions, enhancing diagnostic accuracy and reducing the need for scalp biopsies by identifying specific trichoscopic features associated with conditions like psoriasis, seborrheic dermatitis, and alopecia areata.