19 citations
,
July 2009 in “Clinical and Experimental Dermatology” The study found that long-term sun exposure does not significantly affect follicular plugs on the scalp, and the scalp's appearance is unique compared to other body parts.
8 citations
,
January 2018 in “European journal of dermatology/EJD. European journal of dermatology” The girl's regrown brown hair had less of certain pigments than her original black hair.
9 citations
,
June 2017 in “The American journal of dermatopathology/American journal of dermatopathology” The study found increased skin pigmentation and variable melanocyte density in a patient with Addison's disease.
4 citations
,
March 2020 in “JAAD Case Reports” Vitamin B12 deficiency can cause darkening of all nails.
1 citations
,
April 2022 in “Clinical Cosmetic and Investigational Dermatology” Topical treatment improved rare scalp lichen amyloidosis.
8 citations
,
August 2016 in “Journal of Cutaneous Pathology” Scalp biopsies are crucial for diagnosing hair loss causes in cutaneous lymphoma patients.
March 2026 in “Portuguese Journal of Dermatology and Venereology” Avoid hair dye after microneedling to prevent scalp pigmentation.
August 2023 in “Journal of Investigative Dermatology”
2 citations
,
March 2020 in “Skin” Using cidofovir cream for a rare skin disease can cause skin darkening.
8 citations
,
May 2012 in “Clinical and Experimental Dermatology” An 82-year-old woman's hair turned white suddenly, likely due to a rare form of alopecia that targets pigmented hair.
13 citations
,
September 1997 in “Archives of Dermatology” The boy likely has a fungal infection causing hair loss.
1 citations
,
June 2020 in “IP Indian journal of clinical and experimental dermatology” Yellow dots were the most common sign of alopecia areata found using trichoscopy.
December 2024 in “Minia Journal of Medical Research” White hair in alopecia areata may be linked to reduced Sox10 expression.
5 citations
,
February 2012 in “Australasian Journal of Dermatology” Two red-haired men with alopecia areata regrew black hair instead of red.
1 citations
,
June 2024 in “British Journal of Dermatology” Mycophenolate mofetil effectively improved skin pigmentation and itching in a woman with lichen planus pigmentosus and frontal fibrosing alopecia.
5 citations
,
July 2009 in “Clinical and experimental dermatology” 15 citations
,
June 2020 in “Journal of the American Academy of Dermatology” Shiny white structures in trichoscopy can indicate long-standing discoid lupus erythematosus alopecia.
2 citations
,
February 2021 in “Indian Dermatology Online Journal” Imatinib can cause hair loss due to lichen planopilaris.
9 citations
,
February 2002 in “International Journal of Dermatology” The patient's symptoms improved with treatment but recurred when the steroid dose was reduced, requiring ongoing therapy.
October 2025 in “JMIR Dermatology” Exclamation-mark hairs and yellow dots indicate alopecia areata, while follicular ostia loss and white scarring indicate lichen planopilaris and discoid lupus erythematosus.
October 2021 in “European Journal of Dermatology” CAL-PDT is safer and more effective for treating actinic keratosis on the scalp.
April 2026 in “International Journal of Dermatology”
April 2018 in “Journal of Investigative Dermatology” Macrophages are more involved in Lichen planopilaris than in Frontal fibrosing alopecia.
14 citations
,
March 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Patients with severe alopecia areata have higher levels of MIF, which decrease after successful treatment.
2 citations
,
September 2020 in “International journal of radiology & radiation therapy” Radiotherapy can cause rare changes in hair color, which should be discussed with patients.
11 citations
,
August 1986 in “Archives of Dermatology” Vitamin B12 deficiency can cause skin and hair color changes, which can be reversed with treatment.
February 2009 in “Journal of The American Academy of Dermatology” Yellow dots look different in various hair loss conditions and can help diagnose them.
12 citations
,
January 2014 in “Dermatology online journal” White hair regrowth in alopecia areata may be more common than thought.
November 2025 in “The Journal of Immunology” Different γδ T cell types have unique roles in causing alopecia areata.
4 citations
,
July 2005 in “International Journal of Dermatology” Topical PUVA and tacrolimus ointment can effectively and safely treat infant alopecia universalis.