This report describes two cases where lichen planopilaris compromised hair follicles in both donor and recipient areas after follicular unit transplantation, emphasizing the need for a biopsy if lichen planopilaris is suspected.
This review discusses loose anagen hair syndrome, a benign and self-limited condition predominantly affecting children, and highlights the importance of differentiating it from other hair disorders like telogen effluvium and trichotillomania, but reports no new results.
February 2016 in “Aktuelle Dermatologie” This study found that 6 months of Low-Level-Laser Therapy significantly increased overall hair density, particularly Vellus hair density, in women with hormonal, age-related hair loss.
21 citations
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August 2013 in “Journal of Dermatological Treatment” This review discusses the mixed evidence and high risk of bias in studies on low-level light therapy for treating androgenetic alopecia and calls for rigorous randomized controlled trials to assess its efficacy.
14 citations
,
January 2020 in “Korean Journal of Family Medicine” This case study reported a rare occurrence of lepromatous leprosy with Lucio phenomenon in a 50-year-old Indonesian living in Malaysia, highlighting the necessity for primary care practitioners, even in non-endemic areas, to recognize this serious leprosy reaction to prevent complications and transmission.
28 citations
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January 2007 in “Journal of dermatology” This case report describes instances of lipedematous scalp and lipedematous alopecia in white adults, indicating these rare conditions may be more widespread and frequent in this population than previously thought.
16 citations
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December 2017 in “Journal of The American Academy of Dermatology” This study found that low-level laser therapy may reduce inflammation and increase hair thickness in patients with lichen planopilaris after six months of treatment, though the small sample size limits the findings.
84 citations
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April 2002 in “Archives of Dermatology” This study found that a keratin mutation may cause diffuse partial woolly hair associated with loose anagen hair syndrome in some families, but other genetic factors could play a role in different cases.
November 2025 in “Clinical Cosmetic and Investigational Dermatology” LIPH mutations cause woolly hair in some Chinese people.
106 citations
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April 2013 in “Dermatologic Surgery” This study found that low-level light therapy significantly increased hair density and diameter in androgenetic alopecia patients compared to a sham device, suggesting it could be an effective treatment option.
January 2021 in “Journal of Cutaneous and Aesthetic Surgery” Follicular unit extraction successfully restored hair growth in a leprosy patient without disease relapse.
10 citations
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January 2010 in “Journal of cosmetic and laser therapy” This article describes a non-blinded study investigating low level laser therapy for seven patients but reports no new clinical findings.
10 citations
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June 2019 in “Case reports in dermatology” This paper presents a case of a young male with linear and annular lupus panniculitis of the scalp, detailing trichoscopic findings and their correlation with histopathological features, but reports no new generalizable results.
July 2022 in “Journal of Investigative Dermatology” This study suggests that using a non-medicated, hypo-allergenic scalp clarifying shampoo may improve hair volume and reduce shedding in women with lichen planopilaris and female pattern hair loss.
1 citations
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April 2016 in “Journal of The American Academy of Dermatology” This study found that patients with androgenetic alopecia experienced more severe symptoms than those with alopecia areata, influencing their quality of life differently based on various patient characteristics.
This study found that human growth hormone encapsulated in nano-liposome increased the number of hairs and stimulated hair cycling in mice, suggesting potential benefits for addressing hair loss.
11 citations
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May 2011 in “The Journal of Dermatology” This case report describes a possible association between Vogt-Koyanagi-Harada disease and linear IgA/IgG bullous dermatosis in a 35-year-old Japanese male, though coincidence cannot be ruled out.
6 citations
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December 2017 in “Journal of Cosmetic and Laser Therapy” This study evaluated low-level laser therapy for treating Androgenic alopecia and suggested it may effectively stimulate hair growth and improve patient satisfaction, although more efficient treatments are needed.
13 citations
,
March 2008 in “Journal of the European Academy of Dermatology and Venereology” This article reports a case of linear lichen planus developing along the lines of Blaschko during intramuscular triamcinolone acetonide therapy for alopecia areata multiplex.
8 citations
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September 2021 in “Facial plastic surgery & aesthetic medicine” This systematic review found that low-level light/laser therapy showed a positive effect in treating male and female pattern hair loss without side effects, as reported by all analyzed randomized controlled trials.
January 2018 in “Clinical approaches and procedures in cosmetic dermatology” This review discusses clinical studies on low-level laser therapy for various types of hair loss and suggests it may be promising for those unresponsive to conventional treatments, but reports no new clinical results.
May 2014 in “Clinical and Experimental Dermatology” A 70-year-old woman with a rare skin condition improved after treatment with topical steroids and acitretin.
April 2022 in “International Journal of Health Sciences (IJHS)” This study found that combining low-level light therapy with platelet-rich plasma significantly improved hair parameters in men with androgenic alopecia, although most improvements decreased after treatment stopped.
This chapter provides dermatology trainees with insights on managing lichen planopilaris, emphasizing treating active disease to prevent further hair loss and recommending a tapered course of oral steroids for disease stabilization.
55 citations
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November 2018 in “American journal of human genetics” This study identified five mutations in the gene LSS in individuals with unexplained hypotrichosis simplex, highlighting a potential role of mislocalized LSS proteins in disrupting hair follicle biology.
This report presents a rare case of lichen spinulosus in a 52-year-old woman, featuring hyperkeratotic follicular papules and a dense lymphohistiocytic infiltrate in affected skin areas.
February 2026 in “JEADV Clinical Practice” This report describes a rare case of scarring alopecia, diagnosed as lichen planopilaris (LPP), affecting solely the limbs, highlighting the necessity for thorough evaluation of LPP beyond the scalp.
9 citations
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November 2021 in “PubMed” This study found that FDA-approved low-level light/laser therapy devices significantly increased hair density in individuals with pattern hair loss compared to sham devices.
2 citations
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March 2021 in “Dermatologic Therapy” This study found that low-level laser therapy significantly increased hair counts in women with female pattern hair loss but not in those with telogen effluvium, without serious adverse events.
1 citations
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February 2024 in “Journal of the European Academy of Dermatology and Venereology” Certain genetic factors may contribute to frontal fibrosing alopecia in Brazil.