9 citations
,
November 2015 in “JAMA dermatology” A 91-year-old woman's hair turned black in one spot, with skin changes underneath.
Skin diseases look different on pigmented and nonpigmented skin.
17 citations
,
July 2014 in “Our Dermatology Online” Older adults have a wide range of skin conditions, with dry skin being very common and many also experiencing skin growths, itching, and infections.
November 2023 in “Journal of the American Academy of Dermatology” Skin of color can spontaneously repigment after a phenol-croton oil chemical peel.
September 2019 in “Actas dermo-sifiliográficas/Actas dermo-sifiliográficas” Isotretinoin at low doses effectively treats facial papules in frontal fibrosing alopecia.
10 citations
,
January 1967 in “PubMed” Oral contraceptives often cause melasma and other skin issues.
November 2025 in “Journal of Investigative Dermatology” Light skin shows more inflammation from sun exposure than dark skin.
October 2021 in “European Journal of Dermatology” CAL-PDT is safer and more effective for treating actinic keratosis on the scalp.
February 2023 in “Indian journal of private psychiatry/Indian Journal of Private Psychiatry” Valproic acid can rarely cause reversible nail discoloration.
14 citations
,
May 2022 in “Animals” Female goslings have darker feathers than males due to more melanin.
4 citations
,
July 2021 in “Skin Appendage Disorders” Sudden hair whitening may be linked to immune system activity.
85 citations
,
May 2001 in “International Journal of Dermatology” Skin diseases differ between Ghana and the UK, with infections most common in Ghana and malignant skin diseases most prevalent in the UK.
1 citations
,
February 2021 in “International Journal of Research in Dermatology” Premature graying of hair significantly harms psychological and social wellbeing.
7 citations
,
December 1981 in “International Journal of Dermatology” Understanding genes can help diagnose and treat skin color disorders.
1 citations
,
January 1986 in “PubMed” The boy's symptoms suggest a possible new medical condition.
August 2023 in “Gastroenterology” A 78-year-old man with Cronkhite-Canada syndrome improved significantly after treatment and remains symptom-free.
9 citations
,
January 1975 in “Munich Personal RePEc Archive (Ludwig Maximilian University of Munich)” Rothmund-Thomson syndrome causes skin changes, hair loss, and slightly high lysine and cystine in urine.
25 citations
,
April 2008 in “Clinical and experimental dermatology” EFFC might be common but underreported.
73 citations
,
January 2004 in “Journal of the American Academy of Dermatology” Immunocompromised patients can develop skin and hair issues due to a virus.
November 2025 in “Journal of Investigative Dermatology” Dark skin has stronger barriers and structure due to specific gene activity.
July 2025 in “Dermatology Practical & Conceptual” Topical eyedrops may cause eyelash whitening and skin lightening around the eyes.
18 citations
,
January 1987 in “PubMed” Zinc deficiency in alcoholic cirrhosis patients causes skin issues and other symptoms, which improve with zinc treatment.
28 citations
,
August 2001 in “Journal of cutaneous medicine and surgery” People with Down's syndrome often have more skin problems due to a weak immune system.
138 citations
,
June 2023 in “Molecules” Skin pigmentation varies due to genetics, UV exposure, and drugs, with treatments available but requiring medical advice.
2 citations
,
June 2016 in “International Journal of Medical Research and Review” Newborn skin conditions like Epstein pearls and Mongolian spots are common and influenced by race, environment, and hormones.
1 citations
,
July 2017 in “Journal of evolution of medical and dental sciences” Older people in Kerala often have skin conditions, with dry skin being the most common, and certain skin issues are linked to high cholesterol and diabetes.
48 citations
,
September 2009 in “Dermato-endocrinology” Anorexia nervosa can cause skin problems, which may help with early diagnosis and usually improve with treatment.
13 citations
,
July 2007 in “Pediatric dermatology” Vitamin D3 ointment improved skin bumps on the chin but didn't give lasting results after stopping use.
July 2022 in “International Journal of Health Sciences (IJHS)” Pregnancy often causes skin changes like darker nipples, swelling in feet, and stretch marks.
September 2020 in “Benha Veterinary Medical Journal” Sheep with skin diseases often have lower levels of certain trace elements and vitamin A, and higher oxidative stress and immunoglobulin E levels.