2 citations
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October 2016 in “Nutrition in clinical practice” Vitamin B12 deficiency can cause facial dark spots that go away with treatment.
May 2002 in “British Journal of Dermatology” A pregnant woman's skin condition improved after giving birth, possibly due to high estrogen levels during pregnancy.
June 2023 in “JAAD Case Reports” A man had a rare skin cancer that looked like a bald spot.
11 citations
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April 2013 in “Homo” Darker skin in 10-year-old girls may be an early sign of puberty.
October 1991 in “Archives of Dermatology” The woman has a skin condition involving nodules, scars, and hair loss.
July 2022 in “European Journal of Dermatology” Brodalumab is more effective than ustekinumab in treating psoriasis.
April 2024 in “Russian Journal of Preventive Medicine” Skin changes can signal diabetes and metabolic issues, aiding early diagnosis and treatment.
October 2019 in “European Journal of Dermatology” The boy's hair and skin color differences are due to a pigmentation disorder.
4 citations
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April 2019 in “JAAD Case Reports” DPR can cause skin, hair, and nail issues, sometimes appearing later in life.
1 citations
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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.
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.
5 citations
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January 2018 in “Springer eBooks” Acne in dark skin is influenced by environmental factors and can lead to hyperpigmentation, with various treatment options available.
September 2017 in “Journal of Investigative Dermatology Symposium Proceedings” A 73-year-old woman with Hypopigmented Mycosis Fungoides, a rare skin lymphoma, experienced disease progression despite treatment, emphasizing the need for ongoing monitoring.
3 citations
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August 2017 in “Clinical case reports” A rare skin condition causes red and dark patches on the face and limbs.
2 citations
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May 1991 in “PubMed” Nevus comedonicus is a rare skin condition causing dark bumps, treatable with retinoic acid or surgery.
Atopic dermatitis affects the appearance of skin reactions, making certain features more common and improving diagnostic accuracy with dermoscopy.
January 2022 in “Indian dermatology online journal” Pigmented papules on the ear can be a rare skin condition called cutaneous amyloidosis, treatable with topical tretinoin.
The woman was diagnosed with lichen sclerosus, a rare skin condition, after initial misdiagnosis and ineffective treatments.
January 1999 in “Journal of the European Academy of Dermatology and Venereology” RAPK is a rare skin disorder with pigmented spots, mainly on hands and feet, starting in youth.
56 citations
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December 1978 in “The Journal of Dermatologic Surgery and Oncology” Transplanting small skin grafts can successfully repigment leukoderma.
12 citations
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June 2010 in “Journal of dermatology” Some patients with severe alopecia areata developed skin darkening from their treatment, which may indicate a less effective response to the therapy.
January 2026 in “Indian Journal of Paediatric Dermatology” A 14-year-old boy has a skin condition called nevus comedonicus, treated with tretinoin cream.
February 2026 in “HCA Healthcare Journal of Medicine” Recognizing keratosis pilaris in all skin tones helps diagnose related skin issues and reduce distress.
21 citations
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December 2006 in “Archives of dermatology” A kidney transplant patient developed pink skin bumps with spiny centers on her face and limbs.
20 citations
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February 2024 in “Anais Brasileiros de Dermatologia” Black skin needs more focused dermatology research for better diagnosis and treatment.
13 citations
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July 2016 in “Indian Journal of Dermatology” DPR can show different hair characteristics, as seen in two brothers with normal hair.
17 citations
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April 2004 in “Acta Clinica Belgica” UV light makes skin signs of lack of carotene and vitamin A more visible.
47 citations
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March 2017 in “Clinical, cosmetic and investigational dermatology” Certain skin conditions may indicate or increase the risk of Parkinson's disease.
8 citations
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August 2015 in “Journal of dermatological science” Rhododendrol in skin-whitening products can cause skin depigmentation and immune reactions.
September 2022 in “JAAD case reports” The man has a genetic skin condition called pachyonychia congenita.