December 2020 in “Journal of Face Aesthetics” This study found that trichoscopy, a non-invasive diagnostic method, may effectively differentiate between types of focal alopecia in the parietal area in adult women, indicating specific trichoscopic features for conditions like alopecia areata, discoid lupus erythematosus, and lichen planopilaris.
4 citations
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March 2021 in “JAMA” This article discusses the evaluation and management of common nonscarring hair loss conditions and reports no new clinical results.
December 2019 in “Journal of pediatrics & neonatology” This case report discusses the diagnosis and management of temporal triangular alopecia in a pediatric patient experiencing asymptomatic hair loss, emphasizing its nonprogressive nature and poor prognosis for regrowth.
This review analyzed literature on primary cutaneous lymphomas involving the scalp, finding that scalp involvement in these cases often leads to non-scarring focal alopecia and may indicate more aggressive disease.
6 citations
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January 2011 in “PubMed” This paper reviews hair loss associated with various endocrine disorders and describes both traditional and emerging non-invasive diagnostic methods without presenting any new clinical results.
January 2015 in “Вестник дерматологии и венерологии” This article highlights the importance of recognizing psychological disorders in patients with androgenetic alopecia to improve medical care, but reports no original clinical findings.
September 2024 in “PubMed” This source provides an overview of different types of hair loss and their treatments, emphasizing the importance of comprehensive evaluation and patient education in managing conditions like androgenetic alopecia and alopecia areata, to address related psychological impacts and improve quality of life.
The man has Temporal Triangular Alopecia, a stable, non-scarring hair loss condition best treated with hair transplantation.
Hair loss can be caused by hormones, illness, autoimmune disorders, or vitamin deficiencies, and treatments vary depending on the type.
36 citations
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August 2009 in “PubMed” This article discusses different types of hair loss, their potential causes, and treatment options, but it reports no new clinical findings; the authors emphasize the importance of considering the emotional impact on patients.
March 2012 in “Journal of The American Academy of Dermatology” In this study, white females with Ludwig I female pattern hair loss had higher hair density on the occipital scalp, while Asian females had thicker hair diameters in both frontal and occipital areas.
May 2015 in “Journal of The American Academy of Dermatology” A woman with Parry-Romberg syndrome developed new curly hair on one side of her scalp, a condition not previously linked to the syndrome.
1 citations
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May 2003 in “Archives of Pathology & Laboratory Medicine” This report discusses a case of pediatric trichotillomania, detailing its clinical presentation and distinguishing histopathological characteristics, ultimately diagnosing the condition in a 7-year-old boy with nonscarring alopecia.
30 citations
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October 2013 in “Lupus” This study identified distinct clinical and dermatoscopic features to differentiate non-scarring patchy alopecia in SLE from alopecia areata, emphasizing the value of serological tests in diagnosis.
13 citations
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February 2015 in “Actas Dermo-Sifiliográficas” This review discusses the histologic features of nonscarring alopecia and highlights the importance of clinical-pathological correlation for accurate diagnosis, but reports no new clinical results.
122 citations
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April 1995 in “Journal of Cutaneous Pathology” The document describes how to tell different types of non-scarring hair loss apart by looking at hair and scalp tissue under a microscope.
11 citations
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January 2012 in “Archives of Dermatology” Polarized microscopy is a quick and free method to correctly identify types of hair loss.
January 2025 in “International Journal of Dermatology Research” This prospective observational study investigated 200 patients with non-scarring alopecia, concluding that accurate classification combined with individualized treatment, including combination therapies, significantly improved outcomes over monotherapy with topical minoxidil.
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.
54 citations
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January 2009 in “British Journal of Dermatology” This study found that in scarring alopecia, stem cells are differentially localized, suggesting that both inner and outer root sheath stem cells, rather than just follicular bulge stem cells, are involved.
7 citations
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January 2018 in “Medicinski arhiv” In this study, a herbal extract mixture significantly reduced IL-1α gene expression in HaCaT cells, suggesting it may aid in the treatment of nonscarring alopecia.
13 citations
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July 2004 in “Skinmed” This article reviews the structure and function of hair follicles, diagnostic approaches, and treatments for nonscarring alopecias, but reports no new clinical results.
16 citations
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May 2003 in “International Journal of Dermatology” Trichotillomania, a disorder where people compulsively pull out their own hair, often starts around age 12, is more common in adult females, and can be treated with behavior therapy and medication.
2 citations
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January 2018 in “DOAJ (DOAJ: Directory of Open Access Journals)” In this study on Iranian patients with non-scarring alopecia, researchers found that androgenetic alopecia was the most common subtype, with perifollicular inflammation observed more in males. They reported that transverse sectioning is generally sufficient for diagnosis, but combining with vertical sectioning provides more comprehensive information.
September 2024 in “Archiv Euromedica” In this review, the authors concluded that trichoscopy is a quick, non-invasive, and effective method for diagnosing and monitoring non-scarring alopecia, offering a more precise and faster alternative compared to other diagnostic methods for identifying and managing different types of hair loss.
May 2025 in “Frontiers in Pharmacology” This review reports that while current treatments for non-scarring alopecia, like minoxidil and finasteride, have limited efficacy due to side effects, natural remedies may offer more effective management with potentially fewer side effects, though their varying safety profiles call for further investigation.
This case report highlights that tumid lupus erythematosus should be considered in the differential diagnosis of annular scalp lesions with non-scarring alopecia, emphasizing histopathological examination for accurate diagnosis.
August 2024 in “EMJ Dermatology” This review addresses the causes, mechanisms, and treatment options for the most common non-scarring alopecias in females, including telogen effluvium, alopecia areata, and female pattern hair loss.
January 2024 in “Pan African Medical Journal” This study aimed to document and compare the prevalence and characteristics of hair loss in patients with systemic lupus erythematosus, noting the differences in trichoscopic and histopathologic evaluations between those with and without alopecia. Results are not reported.
17 citations
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January 2020 in “Skin appendage disorders” This review suggests that the Mediterranean diet, protein-rich diets, and soy may support hair health in nonscarring alopecias like androgenetic alopecia.