research Chemical Leukoderma from Hair Dye Containing para-Phenylenediamine
Hair dye with para-phenylenediamine can cause skin depigmentation.
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research Perifollicular Melanocyte Regeneration in Bullous Pemphigoid
Melanocytes can regenerate around hair follicles in bullous pemphigoid, especially in patients with darker skin.
research Desmoplastic melanoma presenting as an alopecic patch in a young patient
A man had a rare skin cancer that looked like a bald spot.
research Role of Dermal Melanocytes in Cutaneous Pigmentation of Stasis Dermatitis
Melanin and melanocytes contribute to the brown pigmentation in stasis dermatitis.
research Melanin Pigmentary Disorders: Treatment Update
Treatments for melanin disorders exist, but more effective options needed.
research DP18 A mimicker of melanoma on sun-exposed sites
Melanocytic matricoma can look like skin cancer but is usually harmless; surgery and follow-up are advised.
research Clinical Snippets
New findings suggest potential treatments for melanoma, hyperpigmentation, hair defects, and multiple sclerosis, and show skin microbiome changes don't cause atopic dermatitis.
research Pathologic Quiz Case: A 69-Year-Old Man With a Brown-Black Facial Papule
A rare benign skin growth called melanocytic matricoma was identified in a 69-year-old man.
research Repigmentation of leukoderma in a piebald patient associated with a novel c-KIT gene mutation, G592E, of the tyrosine kinase domain
A new gene mutation may allow some piebaldism patients to regain skin color in white patches.
research 1363 Hair follicle growth and pigmentation during ageing
The research found that a specific skin cell type not only triggers hair growth but also controls hair color, and that aging can lead to hair loss and color changes.
research Role of Dermal Factors Involved in Regulating the Melanin and Melanogenesis of Mammalian Melanocytes in Normal and Abnormal Skin
Dermal factors are crucial in regulating melanin production in skin.
research Melasma and Endocrine Disorders
Melasma is a skin condition linked to female hormones, genetics, UV exposure, and certain medications, but not to pituitary, adrenal, or thyroid diseases.
research Reversible Facial Hyperpigmentation Associated With Vitamin B12 Deficiency
Vitamin B12 deficiency can cause facial dark spots that go away with treatment.
research The melanocyte photosensory system in the human skin
Human skin's melanocytes respond to light by changing shape, producing pigments and hormones, which may affect sleep patterns.
research When the Circadian Clock Meets the Melanin Pigmentary System
Silencing certain circadian clock genes increases skin pigmentation.
research A rare repigmentation pattern in a vitiligo patient: a clue to an epidermal stem-cell reservoir of melanocytes?
Repigmentation in vitiligo may come from melanocyte stem cells in the skin.
research Erythromelanosis follicularis faciei in women
Erythromelanosis follicularis faciei can also affect women, though it's rare.
research Segmented Heterochromia in Black Scalp Hair Associated With Iron-Deficiency Anemia
Iron deficiency can cause hair color changes, which can be reversed with iron supplements.
research An unusual case of increased hair pigmentation in previously grey-white hair
A 73-year-old man's grey-white hair turned dark brown after eczema treatment.
research On the etiology of vitiligo and gray hair
Melanocytes are destroyed by factors needed for melanin production, causing vitiligo and gray hair.
research Ultraviolet Light-Induced Leukoderma of the Scalp Associated with Androgenetic Alopecia: Senescent Actinic Depigmentation of the Scalp
UV light causes skin color loss in bald areas; wear a cap and use sunscreen.
research Atypical bilateral hyperpigmented macules on the lower legs possibly due to cyclophosphamide.
Cyclophosphamide likely causes skin darkening by affecting hair follicles.
research Total melanonychia of 20 nails as a rare manifestation of vitamin B12 deficiency
Vitamin B12 deficiency can cause darkening of all nails.
research An approach to disorders of pigmentation
The document concludes that pigmentation disorders in animals involve complex interactions between melanocytes and keratinocytes.
research Reversible Hyperpigmentation: A Diagnostic Dilemma
Vitamin B12 deficiency can cause reversible skin darkening.
research Vitiligo
Vitiligo causes white skin patches but can be treated in many ways.
research Regulation of melanocyte stem cells in the pigmentation of skin and its appendages: Biological patterning and therapeutic potentials
Understanding how melanocyte stem cells work could lead to new treatments for hair graying and skin pigmentation disorders.
research Dermatopathia pigmentosa reticularis: A report of a case with delayed onset alopecia and onychodystrophy
DPR can cause skin, hair, and nail issues, sometimes appearing later in life.
research Vitiligo
Vitiligo causes white skin patches and is linked to autoimmune issues.
research Disseminated Nonsegmental Vitiligo Associated With Halo Nevi and Premature Gray Hair
A rare combination of halo nevi, nonsegmental vitiligo, and early gray hair can occur together.