January 1962 in “Archives of Dermatology” A 5-year-old girl has lipoid proteinosis, causing voice issues, hair thinning, skin lesions, and tongue movement problems.
94 citations
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October 2017 in “International Journal of Dermatology” Lichen planus pigmentosus causes dark skin patches and is treated by avoiding triggers and using anti-inflammatory medications.
1 citations
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June 2025 in “Pigment Cell & Melanoma Research” SASH1 gene mutations are linked to various inherited skin pigmentation disorders.
February 2026 in “HCA Healthcare Journal of Medicine” Recognizing keratosis pilaris in all skin tones helps diagnose related skin issues and reduce distress.
February 2009 in “Springer eBooks” Hyperpigmentation is common in pregnancy and may not fully fade after birth; melasma, also frequent, can persist but has limited treatment options during pregnancy.
21 citations
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October 2007 in “Australasian Journal of Dermatology” A woman with hair loss regrew white hair after taking prednisolone.
2 citations
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January 1999 in “Dermatology”
25 citations
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December 2008 in “Journal of Dermatological Case Reports” Skin color may change how alopecia areata looks under a dermoscope.
1 citations
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October 2018 in “Madridge journal of dermatology & research” A young child with alopecia areata and psoriasis improved with treatment, suggesting a link between the two conditions.
8 citations
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August 1997 in “Australasian Journal of Dermatology” Most HIV patients develop skin symptoms that can indicate the stage of their disease.
3 citations
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December 1967 in “Australasian Journal of Dermatology” Becker's Melanosis and Hypertrichosis mainly affects young males, causing brown skin patches and extra hair on one side of the upper body.
March 2019 in “eCommons (Cornell University)” The pony's skin condition improved significantly with prednisolone treatment.
13 citations
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January 2014 in “Postępy Dermatologii i Alergologii” Patchy alopecia areata can affect only pigmented hairs, leaving gray hairs untouched.
6 citations
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September 1988 in “Drug intelligence & clinical pharmacy” Minoxidil caused a severe rash in a patient, which improved after stopping the drug.
Acitretin treatment unexpectedly darkened a patient's gray hair.
1 citations
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March 2024 in “Ophthalmic Plastic and Reconstructive Surgery” A pilomatrixoma in the eyebrow can cause hair loss and skin lightening.
18 citations
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January 1992 in “Dermatology” A 4-year-old girl has a rare condition causing hairlessness and skin bumps, but normal teeth and sweating.
Hair turning darker can be a sign of skin cancer.
2 citations
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September 2021 in “JAAD case reports” A man with a weakened immune system was diagnosed with a rare skin condition called trichodysplasia spinulosa using skin examination techniques.
4 citations
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November 2019 in “Dermatology - Open Journal” Lichen planus pigmentosus is hard to treat and may be more common in North Africa than previously thought.
1 citations
,
February 2023 in “Pediatric Dermatology” Early recognition of symptoms is crucial for treating IPEX syndrome with a stem cell transplant.
9 citations
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March 2011 in “Clinical and experimental dermatology” The document concludes that anticonvulsants like phenytoin may cause skin reactions by affecting tryptophan metabolism and suggests researching vitamin levels in patients with drug reactions.
13 citations
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September 1997 in “Archives of Dermatology” The boy likely has a fungal infection causing hair loss.
15 citations
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July 2004 in “AIDS” Indinavir therapy can cause reversible skin, hair, and nail darkening.
May 2025 in “International Medical Case Reports Journal” Lichen planus pigmentosus may indicate undetected hepatitis C infection.
January 2026 in “SKIN The Journal of Cutaneous Medicine” Rituximab treatment led to complete hair regrowth and improved skin in a woman with pemphigus foliaceus.
44 citations
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July 2013 in “Journal of the American Academy of Dermatology” Poliosis circumscripta is a patch of white hair caused by lack of melanin, linked to genetic and acquired conditions.
February 2016 in “Journal of Allergy and Clinical Immunology” Consider DRIF and perform skin biopsies for persistent papular rashes.
May 2024 in “Pigment International” Several treatments are effective for pigmentary disorders like vitiligo and melasma.
14 citations
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April 2016 in “British Journal of Dermatology” The study found that the most common repigmentation pattern in children with vitiligo is a combination of patterns, with a new medium spotted pattern identified.