12 citations
,
November 2011 in “Pediatric dermatology” A 16-year-old boy had a rare case of Becker's nevus on his face and mouth.
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.
January 2007 in “Linchuang pifuke zazhi” A 15-year-old boy had a rare skin growth on his buttock.
94 citations
,
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.
20 citations
,
April 1959 in “A M A Archives of Dermatology” Alopecia mucinosa causes red, raised skin patches and hair loss.
7 citations
,
May 2010 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” White hair follicles in vitiligo have fewer and less functional melanocytes.
7 citations
,
March 1990 in “Pigment Cell Research” Certain chemicals cause hair graying in black mice but not yellow mice.
November 2025 in “International Journal of Advanced Research” Platelet-rich plasma therapy effectively treated laser-induced skin lightening.
7 citations
,
May 1988 in “International Journal of Dermatology” The patient's hair has unique structural differences with alternating bright and dark bands.
1 citations
,
January 2015 in “Journal of Pigmentary Disorders” Melasma is a skin condition linked to female hormones, genetics, UV exposure, and certain medications, but not to pituitary, adrenal, or thyroid diseases.
5 citations
,
July 2009 in “Clinical and experimental dermatology”
12 citations
,
June 2010 in “Journal of dermatology” Some patients with severe alopecia areata developed skin darkening from their treatment, which may indicate a less effective response to the therapy.
3 citations
,
August 2012 in “The American Journal of Dermatopathology” A man with a birthmark on his scalp developed hair loss that improved with treatment, but the link between the birthmark and hair loss was unclear.
3 citations
,
January 2019 in “Journal of Dermatology” The p.P25L mutation in the KRT5 gene causes a rare skin condition that worsens over time and may lead to hair loss starting in young adulthood.
1 citations
,
January 2022 in “Clinical dermatology review” A young man's cheek papule was identified as a benign hair follicle tumor using a skin surface microscope.
2 citations
,
November 2024 in “JAAD reviews.” Certain drugs can change hair color, either lightening or darkening it.
August 2024 in “Journal of the American Academy of Dermatology” Nail color change might be an early sign of skin pigmentation from minocycline.
19 citations
,
November 1985 in “Archives of Dermatology” The newborn's skin blisters healed without scarring, leaving some light spots, and stopped forming after four months.
15 citations
,
December 2016 in “Obstetrics & Gynecology” Most skin changes during pregnancy are harmless and moles don't significantly change, but many women experience pigmentation changes due to hormones and sun exposure.
26 citations
,
December 2013 in “Aesthetic Plastic Surgery” Micropigmentation safely and effectively hides scalp hair loss and scars.
2 citations
,
March 2024 in “Journal of Cosmetic Dermatology” White hair from alopecia areata can turn pigmented after treatment.
93 citations
,
October 2006 in “The International Journal of Biochemistry & Cell Biology” Melanocytes are crucial for skin pigmentation and can affect conditions like melanoma, vitiligo, and albinism, as well as hair color and hearing.
September 2025 in “Journal of Cosmetic Dermatology” Scalp micropigmentation effectively treats localized alopecia with high patient satisfaction.
March 2026 in “Portuguese Journal of Dermatology and Venereology” Avoid hair dye after microneedling to prevent scalp pigmentation.
41 citations
,
December 2018 in “Experimental Dermatology” Understanding how melanocyte stem cells work could lead to new treatments for hair graying and skin pigmentation disorders.
127 citations
,
November 2010 in “Pigment cell & melanoma research” We need more research on human hair follicle pigmentation, not just mouse models.
2 citations
,
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.
21 citations
,
December 2006 in “Archives of dermatology” A kidney transplant patient developed pink skin bumps with spiny centers on her face and limbs.
5 citations
,
March 2023 in “Journal of the American Academy of Dermatology” Prurigo pigmentosa mainly affects middle-aged White and Asian women, often linked to a ketogenic diet, and is best treated with oral antibiotics.
Melanocyte transplantation can safely restore skin color, especially in stable vitiligo, but must be chosen carefully based on the disease phase.