April 2012 in “Informa Healthcare eBooks” Temporal triangular alopecia is a lifelong condition with hairless patches on the side of the head that may be present from birth.
20 citations
,
April 1959 in “A M A Archives of Dermatology” Alopecia mucinosa causes red, raised skin patches and hair loss.
November 2009 in “Actas dermo-sifiliográficas/Actas dermo-sifiliográficas” Hair transplantation effectively treated a bald patch in an 18-year-old woman with Temporal Triangular Alopecia.
The man has patchy hair loss likely due to alopecia areata.
8 citations
,
December 2013 in “Journal of Investigative Dermatology Symposium Proceedings” Hepatitis C treatment may trigger complete hair loss, especially in those with a history of patchy hair loss, but hair usually grows back within a year.
Ritlecitinib helps reduce inflammation and promote hair regrowth in alopecia areata, especially in patchy-type cases.
September 2023 in “Dermatology and Therapy” Baricitinib effectively regrows hair in most people with severe alopecia, especially those with patchy hair loss, but hair may fall out again if treatment stops.
January 2023 in “Indian Dermatology Online Journal” A 23-year-old man has a benign, non-progressive hair loss patch that doesn't respond to treatment but can be cosmetically treated.
14 citations
,
January 2010 in “Dermatology” Some people with congenital triangular alopecia have a central tuft of hair in the bald patch, but the cause is unknown.
1 citations
,
April 2022 in “The Journal of Family Practice” CCCA causes progressive hair loss in Black women, starting from a central scalp patch.
October 2023 in “Applied materials today” New treatment for hair loss using special microneedles shows promise in reducing inflammation and promoting hair growth.
June 1992 in “Inpharma Weekly” Patch testing with different solvents helps find the right minoxidil formulation for those with scalp allergies.
Poly-L-lactic acid injections can cause hair loss and skin issues.
13 citations
,
January 2013 in “Indian Journal of Dermatology Venereology and Leprology” Alopecia areata and vitiligo can coexist, respond well to treatment, and may have a better prognosis together.
January 2024 in “International Journal of Homoeopathic Sciences” Homeopathic treatment may help manage alopecia areata.
PRP injections can effectively and safely treat alopecia areata.
41 citations
,
February 1970 in “Archives of Dermatology” Oral contraceptives can cause skin issues like dark patches, acne, yeast infections, sensitivity to light, spider veins, skin rashes, and hair loss.
12 citations
,
August 2022 in “Journal of Controlled Release” A new microneedle patch effectively promotes hair growth by increasing blood vessel formation around hair follicles.
6 citations
,
April 2014 in “PubMed” A man got brown patches on his skin (melasma) after taking finasteride, a hair loss treatment.
3 citations
,
December 2024 in “Pediatric Dermatology” Lichen planopilaris can cause patchy hair loss in children and may respond to certain treatments.
June 2025 in “British Journal of Dermatology” Denosumab may cause alopecia areata.
January 2014 in “International Journal of Dermatology and Venereology” A man with hair loss and a scalp lump was diagnosed with a diffuse neurofibroma but chose not to have surgery.
5 citations
,
October 2012 in “Veterinary Pathology” A Doberman Pinscher had a rare form of autoimmune disease causing hair loss and other severe symptoms.
February 2026 in “Cureus” Trichoscopy helps correctly diagnose alopecia areata, not syphilitic alopecia, in patients with recent syphilis.
February 2026 in “Clinical Cosmetic and Investigational Dermatology” Concentrated growth factors can effectively treat hair loss caused by filler injections.
13 citations
,
June 2012 in “Journal of Dermatological Case Reports” An 8-year-old boy with hair-pulling disorder had a bald patch that was confirmed not to be a fungal infection and was treated with therapy.
71 citations
,
March 2009 in “Seminars in cutaneous medicine and surgery” Alopecia areata can cause unpredictable hair loss, and treatments like corticosteroids and minoxidil may help but have varying side effects.
44 citations
,
December 2005 in “Journal of Investigative Dermatology” Certain genetic markers, especially the MICA gene, are linked to alopecia areata.
20 citations
,
January 2014 in “Journal of Clinical & Experimental Dermatology Research” Oral zinc sulphate effectively treats alopecia areata with few side effects.
95 citations
,
November 2018 in “Australasian journal of dermatology” Alopecia areata treatment varies, with no optimal method established yet.