28 citations
,
August 2013 in “Facial Plastic Surgery Clinics of North America” Body and beard hair can be used for hair restoration in severely bald patients, but the technique is complex and costly.
29 citations
,
February 2019 in “Pediatric dermatology” Trichotillomania shows specific signs like black dots and uneven hair lengths but lacks certain features of alopecia areata.
21 citations
,
November 2011 in “The journal of investigative dermatology/Journal of investigative dermatology” Telogen is an active phase with important biological processes, not a resting phase.
August 2025 in “Галицький медичний вісник” Understanding hair follicle changes and hormones is key to diagnosing and treating hair loss.
August 2006 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” A simple wash test can help differentiate between two types of hair loss, and dermatoscopy should be used for further clarification.
January 1999 in “대한피부과학회지” Trichotillomania is more common in young females and often linked to stress and psychiatric conditions, with hair loss and increased catagen hair observed.
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.
1 citations
,
June 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” Reprogramming 3D environments can create hair follicles in the lab.
33 citations
,
December 2013 in “Journal of cutaneous pathology” A fungal infection can look like a different scalp condition in teens, leading to wrong treatment until proper tests are done.
February 2025 in “Plastic and Aesthetic Research” Minoxidil and finasteride effectively promote hair regrowth within 3 months.
29 citations
,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair follicle development involves complex interactions between skin layers and cells, but many details are still unknown.
January 2024 in “SSRN Electronic Journal” June 2026 in “British Journal of Dermatology” Photodynamic therapy for actinic keratosis can cause permanent hair loss.
4 citations
,
December 2020 in “Journal of Dermatology” Impaired autophagy may cause hair loss by triggering early catagen.
September 2017 in “Pediatric Dermatology” A 14-year-old boy was diagnosed with a rare hair condition that may lead to hair thinning and has no known effective treatments.
1 citations
,
March 2014 in “TURKDERM” Hair follicle stem cells are crucial for hair growth and regeneration.
25 citations
,
July 2019 in “Experimental Dermatology” Cholesterol balance is important for hair health, and problems with it can lead to hair loss conditions.
2 citations
,
September 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” Hair follicle niches are specified before they form and depend on progenitor cells.
December 2019 in “Journal of pediatrics & neonatology” A 13-year-old boy had a rare, stable type of hair loss with little chance of regrowth, but treatment is available for looks.
January 2014 in “International Journal of Trichology” A man had an unusual type of hair loss that didn't match known patterns and didn't improve with treatment.
19 citations
,
September 2004 in “PubMed” Chronic hair diseases can severely affect mental health and self-confidence.
September 2018 in “CRC Press eBooks” Hair and nail disorders can cause changes in scalp pigmentation, especially with sun exposure and alopecia.
21 citations
,
April 2000 in “Journal of Cutaneous Pathology” The hamartoma is an abnormal hair growth with limited development in the upper hair follicle.
September 2021 in “CRC Press eBooks” Lichen planopilaris causes permanent hair loss and scarring due to damage to hair follicles and can be mistaken for other hair loss conditions.
November 2023 in “Journal of Investigative Dermatology” Different types of hair loss have unique cellular changes, suggesting new treatment targets.
2 citations
,
July 2018 in “Elsevier eBooks” Trichoscopy is a useful tool for diagnosing and managing hair and scalp conditions, often better than traditional methods.
October 2022 in “International Journal of Research in Dermatology” Hormonal imbalances contribute to female hair loss, and trichoscopy is a useful diagnostic tool.
October 2018 in “Deep Blue (University of Michigan)” Hair follicle development involves specific cells and genes, crucial for understanding severe skin diseases like harlequin ichthyosis.
June 2013 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” A substance called FGF9 from certain immune cells can trigger new hair growth during wound healing in mice, but humans may not have the same response due to fewer of these cells.
63 citations
,
October 1972 in “British Journal of Dermatology” Women with thinning hair have thinner hair strands than women without hair loss.