December 1990 in “Indian Journal of Dermatology Venereology and Leprology” Topical minoxidil and hair dye can improve hair density and appearance in congenital hypotrichosis.
6 citations
,
July 2011 in “Journal of Plastic Reconstructive and Aesthetic Surgery” Eyebrow reconstruction using hair follicle grafts was successful in a man with a benign hereditary disorder affecting his eyebrows.
July 2025 in “Journal of Investigative Dermatology” Immune system changes may contribute to female pattern hair loss.
November 2022 in “JAAD case reports” A man with skin and hair symptoms improved partially with specific treatment.
3 citations
,
August 2023 in “The Journal of Pediatrics” Sodium valproate can rarely cause skin darkening, which may improve after stopping the drug.
2 citations
,
January 2017 in “Journal of Pigmentary Disorders” Vitiligo causes white skin patches and can lead to psychological stress.
September 2024 in “Pigment International” Vitiligo is now seen as a systemic disease with promising new treatments and may offer protection against some diseases.
2 citations
,
October 1931 in “Archives of Dermatology and Syphilology” A rare scalp infection in a child developed into a kerion with additional skin symptoms.
1 citations
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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.
July 2019 in “Zenodo (CERN European Organization for Nuclear Research)” Follicular mucinosis in a 15-year-old is usually harmless but needs monitoring for possible lymphoma.
220 citations
,
June 2013 in “The Journal of Pathology” Lichen planopilaris may be an autoimmune disease causing hair loss due to immune system issues in hair follicles.
13 citations
,
October 2017 in “Anais Brasileiros de Dermatologia” Yellow dots in hair and scalp examinations are important for diagnosing different scalp conditions.
7 citations
,
August 2008 in “Immunogenetics” A gene mutation in mice causes increased mast cells and disorganized hair follicles in their skin.
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.
4 citations
,
April 2024 in “Clinical Cosmetic and Investigational Dermatology” Trichoscopy helps distinguish between scalp Discoid Lupus Erythematosus and Lichen Planopilaris for accurate diagnosis and treatment.
November 2023 in “International Journal of Trichology” A rare form of lupus caused hair loss and skin bumps, diagnosed through biopsy, improved partially with 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.
4 citations
,
January 2019 in “Micron” Fetal hair follicles have melanocytes with melanosomes at different stages, which are broken down into pigment particles in keratinocytes.
November 2023 in “BMJ case reports” A man in his 30s had patchy hair loss on his leg due to primary follicular mucinosis.
November 2023 in “Journal of the American Academy of Dermatology” Skin of color can spontaneously repigment after a phenol-croton oil chemical peel.
17 citations
,
February 2011 in “International Journal of Cosmetic Science” Grey hair is wilder, drier, and less manageable than pigmented hair.
2 citations
,
April 2025 in “Pediatric Dermatology” Macular alopecia is a distinct, non-scarring hair loss pattern that mostly affects young Hispanic/Latinx females and often resolves on its own.
January 2022 in “Clinical Cases in Dermatology” A 4-year-old boy has a rare type of hair loss in a line pattern on his scalp.
4 citations
,
January 2018 in “International Journal of Trichology” A rare genetic disease causes sparse hair and early blindness due to a gene mutation.
February 2009 in “Journal of The American Academy of Dermatology” Yellow dots look different in various hair loss conditions and can help diagnose them.
21 citations
,
September 2015 in “Journal of the European Academy of Dermatology and Venereology” Yellow and orange colors are important for diagnosing certain skin conditions.
July 2021 in “PARIPEX INDIAN JOURNAL OF RESEARCH” Knuckle darkening can be an early sign of vitamin B12 deficiency.
3 citations
,
March 2010 in “Dermatologica Sinica” A Taiwanese patient had hair loss and skin bumps without the usual gene mutation, suggesting other genetic factors might be involved.
December 2023 in “JAAD Case Reports” Intralesional corticosteroids effectively treat localized alopecia areata, often sparing white hairs.
2 citations
,
March 2017 in “Sultan Qaboos University medical journal” An infant had two different natural hair colors on the scalp with no health issues.