158 citations
,
December 2002 in “Development” Msx2-deficient mice experience irregular hair growth and loss due to disrupted hair cycle phases.
144 citations
,
July 2002 in “Clinical and Experimental Dermatology” Telogen effluvium is a common type of hair loss that can resolve on its own or become chronic, with treatment depending on early diagnosis.
129 citations
,
October 2000 in “British Journal of Dermatology” Finasteride helps increase hair growth in men with hair loss.
124 citations
,
August 1990 in “British Journal of Dermatology” Diffuse alopecia in women may be related to androgens and iron deficiency, and basic hormone and nutrient screening is useful.
96 citations
,
January 2013 in “International Journal of Trichology” Trichoscopy is a useful, non-invasive way to diagnose different types of hair loss.
90 citations
,
October 1983 in “British Journal of Dermatology” The unit area trichogram is a reliable method to assess hair loss and treatment response in people with androgenic alopecia by measuring hair density and thickness.
76 citations
,
July 2011 in “Clinical, Cosmetic and Investigational Dermatology” The document concludes that proper diagnosis and FDA-approved treatments for different types of hair loss exist, but treatments for severe cases often fail and future improvements may focus on hair follicle stem cells.
72 citations
,
July 2012 in “Journal of Investigative Dermatology” Mice lacking a key DNA methylation enzyme in skin cells have a lower chance of activating stem cells necessary for hair growth, leading to progressive hair loss.
67 citations
,
November 2002 in “Journal of The American Academy of Dermatology” The document concludes that careful evaluation is key to diagnose and treat women with hair loss, with tests for thyroid, iron, and hormones as needed.
57 citations
,
March 2011 in “The American Journal of Dermatopathology” Chemotherapy can cause permanent, non-reversible hair loss similar to pattern baldness.
56 citations
,
January 2019 in “Skin appendage disorders” The most common hair loss type at specialist clinics is androgenetic alopecia, especially in younger men, followed by alopecia areata and telogen effluvium, with differences seen across regions.
56 citations
,
July 2005 in “Journal of The American Academy of Dermatology” Using both vertical and transverse sections gives a better diagnosis of alopecia than using one method alone.
54 citations
,
January 1980 in “Dermatology” 17α-estradiol lotion can reduce hair loss but doesn't promote new hair growth.
53 citations
,
September 2011 Other common signs, not just the well-known immune cells around hair bulbs, are important for diagnosing hair loss from alopecia areata.
48 citations
,
May 1999 in “International Journal of Dermatology” Alopecia areata is an unpredictable autoimmune hair loss condition, treated based on severity, with half of patients regrowing hair within a year without treatment.
43 citations
,
March 2006 in “Seminars in Cutaneous Medicine and Surgery” Different types of hair loss have unique features under a microscope, but a doctor's exam is important for accurate diagnosis.
42 citations
,
July 2012 in “PLOS ONE” Estrogen can temporarily slow down hair growth but this can be reversed.
41 citations
,
July 2015 in “Clinical and Experimental Dermatology” Psoriasis can cause temporary or permanent hair loss.
40 citations
,
September 2003 in “Archives of Dermatology” Finasteride slightly better long-term, minoxidil faster initial results, but stopping minoxidil may cause hair loss.
39 citations
,
January 2011 in “Archives of Dermatology” Reflectance confocal microscopy confirms that yellow dots are signs of damaged hair follicles in alopecia areata.
37 citations
,
January 1980 in “PubMed” Hair lotions with 17 alpha-estradiol can reduce hair loss but won't regrow new hair.
35 citations
,
March 2014 in “British Journal of Dermatology” Hair loss in male pattern baldness involves muscle degeneration and increased scalp fat.
33 citations
,
June 2009 in “Journal of Cutaneous Pathology” Erlotinib can cause nonscarring hair loss and itchy skin.
32 citations
,
January 1997 in “Dermatology” Telogen effluvium is a hair loss condition with acute cases resolving quickly and chronic cases potentially lasting longer, sometimes requiring treatment.
31 citations
,
March 2017 in “Journal of The American Academy of Dermatology” Some breast cancer patients developed permanent hair loss after chemotherapy and hormonal therapy, showing patterns similar to common baldness and alopecia areata.
31 citations
,
October 2010 in “Journal of the European Academy of Dermatology and Venereology” Some people with heavy hair shedding might actually have a hidden form of alopecia, which can be identified by specific hair changes.
29 citations
,
July 2008 in “Journal of Cutaneous Pathology” Hair root sheaths are more common in non-scarring hair loss and help diagnose the type of hair loss.
29 citations
,
January 2003 in “Dermatology” The condition called 'acute diffuse and total alopecia of the female scalp' is actually a known condition named alopecia areata incognita.
28 citations
,
May 2012 in “Veterinary Dermatology” Different types of dog hair loss are linked to problems starting the hair growth phase and early hair cycle ending.
22 citations
,
October 2021 in “Dermatologic Therapy” COVID-19 may cause temporary hair loss in some people.