5 citations
,
November 2013 in “Case reports in dermatology” A woman's skin darkened after using dutasteride and pimecrolimus for hair loss, but improved when she stopped the medications and protected her skin from light.
20 citations
,
December 2006 in “Archives of dermatology” 5 citations
,
June 2014 in “Pediatric dermatology” A baby girl grew extra hair from contact with her grandfather's hair medicine, but it went away after stopping exposure.
34 citations
,
June 1992 in “Journal of Cutaneous Pathology” Harlequin ichthyosis involves abnormal skin cell structures and giant mitochondria, affecting skin and hair.
June 2022 in “Endocrine Abstracts” Finasteride can cause lasting skin lightening in women.
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.
April 2015 in “Dentistry 3000” Premature hair graying in the face may be influenced by genetics and environment.
Hair turning darker can be a sign of skin cancer.
PmtHEE is a better model for studying pigmented skin because it includes melanocytes and shows improved cell differentiation.
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.
36 citations
,
June 2016 in “Journal of dermatological treatment” The combination therapy significantly improved Riehl’s melanosis in patients without serious side effects.
4 citations
,
April 1983 in “The Journal of Dermatology” A 15-year-old girl with hypothyroidism had excess hair and skin issues due to blocked hair follicles.
January 1982 in “Clinical Cosmetic and Investigational Dermatology” Familial dyskeratotic comedones are a rare, inherited skin condition that is hard to treat but may improve slightly with topical retinoids and urea cream.
1 citations
,
March 2024 in “Ophthalmic Plastic and Reconstructive Surgery” A pilomatrixoma in the eyebrow can cause hair loss and skin lightening.
May 2020 in “International journal of dermatology and venereology” Hair matrix cysts are rare skin nodules with unique features, often needing surgical removal.
January 2025 in “International Journal of Dermatology” Consider TFI in facial hypopigmentation diagnoses and confirm with a biopsy.
2 citations
,
March 2020 in “Skin” Using cidofovir cream for a rare skin disease can cause skin darkening.
2 citations
,
March 2023 in “JAAD case reports” Hair repigmentation can indicate malignancy and should be investigated.
July 2025 in “Dermatology Practical & Conceptual” Topical eyedrops may cause eyelash whitening and skin lightening around the eyes.
3 citations
,
December 2013 in “American Journal of Dermatopathology” A rare skin growth in a baby was successfully removed without coming back.
1 citations
,
April 2016 in “The American Journal of the Medical Sciences” The document concludes that doctors should check for frontal fibrosing alopecia in patients with acquired hyperpigmentation and that early treatment is important.
March 2021 in “Revista da Associação Médica Brasileira”
March 2026 in “Portuguese Journal of Dermatology and Venereology” Avoid hair dye after microneedling to prevent scalp pigmentation.
1 citations
,
April 2015 in “Neurology” Skin pigmentation increases in CRPS-affected areas and improves with symptom relief.
5 citations
,
August 2012 in “Archives of Dermatology” The immune system can cause permanent skin and hair whitening by attacking pigment cells.
9 citations
,
September 2020 in “Journal of cosmetic dermatology” A woman developed vitiligo from repeated eyebrow microblading.
January 2019 in “DSpace@MIT (Massachusetts Institute of Technology)” Higher PHGDH levels cause unusual melanin buildup in hair follicles.
2 citations
,
May 1991 in “PubMed” Nevus comedonicus is a rare skin condition causing dark bumps, treatable with retinoic acid or surgery.
101 citations
,
June 2005 in “Journal of The American Academy of Dermatology” Very few people experience increased hair growth after laser hair removal, especially those with darker skin and black hair.
17 citations
,
July 1984 in “British journal of dermatology/British journal of dermatology, Supplement” The four patients have a unique type of ichthyosis affecting hair follicles.