2 citations
,
January 2002 in “Clinics in Dermatology” Vitiligo causes white skin patches, often starts before age 20, and is linked to other health issues.
1 citations
,
March 2025 in “Pediatric Dermatology” Alopecia areata causes round patches of hair loss, especially in children.
1 citations
,
January 2025 in “Discrete and Continuous Dynamical Systems - B” Sparse hairless patches can develop and stabilize in alopecia areata under certain conditions.
1 citations
,
July 2018 in “JAMA dermatology” Poliosis causes white hair patches due to lack of melanin.
114 citations
,
April 2004 in “International Journal of Dermatology” Postinflammatory hyperpigmentation causes dark skin patches and needs personalized treatment.
94 citations
,
October 2017 in “International Journal of Dermatology” Lichen planus pigmentosus causes dark skin patches and is treated by avoiding triggers and using anti-inflammatory medications.
72 citations
,
November 1997 in “Clinics in dermatology” Vitiligo is a skin condition causing white patches, likely due to an autoimmune issue.
7 citations
,
November 2018 in “Journal of the American Academy of Dermatology” White hairs often regrow in alopecia areata patches.
January 2014 in “대한피부과학회지” A hepatitis B patient lost hair in patches after starting and stopping a treatment with pegylated interferon alpha2a.
97 citations
,
January 1999 in “International Journal of Dermatology” Pityriasis rubra pilaris is a rare skin disorder with reddish-orange patches and thickened skin, needing better treatment understanding.
63 citations
,
October 1989 in “Journal of The American Academy of Dermatology” Red, swollen skin patches are a common allergic reaction to heparin injections, and testing with different heparin types can help find a suitable treatment.
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.
16 citations
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April 2011 in “Recent Patents on Inflammation & Allergy Drug Discovery” Alopecia Areata is an autoimmune disease causing hair loss in patches, often starting before age 20, and while some cases recover on their own, treatments include topical corticosteroids, minoxidil, and promising new methods like IL-31 antibodies and 308-nm Excimer laser therapy.
3 citations
,
August 2017 in “Clinical case reports” A rare skin condition causes red and dark patches on the face and limbs.
January 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Ayurvedic treatments helped regrow hair and reduce bald patches in a woman with alopecia areata.
November 2019 in “Harper's Textbook of Pediatric Dermatology” Children with metabolic syndrome often have skin problems like dark patches, skin tags, stretch marks, infections, acne, and psoriasis, which are linked to obesity and insulin resistance.
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.
December 2007 in “CRC Press eBooks” Alopecia areata incognita causes widespread hair loss without patches and needs a scalp biopsy for diagnosis.
60 citations
,
October 2014 in “Journal of the American Academy of Dermatology” Dermatologists play a key role in treating skin symptoms of PCOS like dark patches, excess hair, acne, and hair loss.
20 citations
,
April 1959 in “A M A Archives of Dermatology” Alopecia mucinosa causes red, raised skin patches and hair loss.
7 citations
,
March 2018 in “Journal of The American Academy of Dermatology” Skin changes like hair loss, white patches, and nail changes are common in children after bone marrow transplants, often linked to chronic rejection.
4 citations
,
November 2018 in “JAAD case reports” Alopecia areata can sometimes appear as a straight line of hair loss instead of round patches.
3 citations
,
April 2017 in “Journal of Medical Science And clinical Research” PCOS often causes acne, dark skin patches, excess hair, and hair loss, linked to hormone levels and obesity.
October 2017 in “Journal of medical science and clinical research” Obese people are more likely to have certain skin conditions like dark patches, stretch marks, skin tags, and bumpy skin.
82 citations
,
November 1985 in “Archives of Dermatology” The newborn's skin condition improved over time, leaving only lighter skin patches.
69 citations
,
April 1998 in “Journal of The American Academy of Dermatology” Single hair grafting is effective for treating small, localized patches of vitiligo.
7 citations
,
January 2013 in “Indian dermatology online journal” A rare skin condition with dark, thick, warty patches and some hair loss was found in a newborn boy.
3 citations
,
December 1967 in “Australasian Journal of Dermatology” Becker's Melanosis and Hypertrichosis mainly affects young males, causing brown skin patches and extra hair on one side of the upper body.
1 citations
,
November 2003 in “Annals of saudi medicine/Annals of Saudi medicine” A 17-year-old in Saudi Arabia was diagnosed with a rare skin condition causing red-brown facial patches.
July 2022 in “Berkala Ilmu Kesehatan Kulit dan Kelamin/Berkala ilmu kesehatan kulit dan kelamin (Periodical of dermatology and venerology)” Most tinea capitis patients were young boys with cat contact, had scaly patches caused by Microsporum canis, and improved with griseofulvin treatment.