research Histopathologic Findings of Cutaneous Hyperpigmentation in Addison Disease and Immunostain of the Melanocytic Population
The study found increased skin pigmentation and variable melanocyte density in a patient with Addison's disease.
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900-930 / 1000+ resultsresearch Lichen planus pigmentosus: a clinico‐pathological study in a Caucasian population from North Africa
Lichen planus pigmentosus mainly affects middle-aged women with darker skin, is underreported, and is hard to treat.
research Postinflammatory hyperpigmentation: a common but troubling condition
Postinflammatory hyperpigmentation causes dark skin patches and needs personalized treatment.
research Genetic Basis of Pigmentation and Its Disorders
Understanding genes can help diagnose and treat skin color disorders.
research A rare case of pigmented nodular alopecic lesion on the scalp
A man had a rare pigmented nodule on his scalp that developed from birthmarks.
research 890 Development of pigmented reconstructed human epidermis model containing human melanoblasts from keratinocyte culture
The created skin model with melanoblasts improves the study of skin color and offers an alternative to animal testing.
research Melanosis Coli After Long-Term Ingestion of Cape Aloe
Long-term Cape Aloe use causes harmless colon pigmentation that can help detect polyps.
research An approach to disorders of pigmentation
The document concludes that pigmentation disorders in animals involve complex interactions between melanocytes and keratinocytes.
research Hyperpigmentation and Melasma
Hyperpigmentation is common in pregnancy and may not fully fade after birth; melasma, also frequent, can persist but has limited treatment options during pregnancy.
research BIOCHEMICAL AND HISTOCHEMICAL STUDIES ON WHITE, BROWN AND BLACK SKIN REGIONS OF THE GUINEA PIG
Brown skin in guinea pigs has more ascorbic acid and related enzymes, black skin uses ascorbic acid well, and white skin has the most protein.
research Localized Hair Repigmentation in a 91-Year-Old Woman
A 91-year-old woman's hair turned black in one spot, with skin changes underneath.
research Familial aggregation of phenotypic expression of premature hair hypopigmentation in the craniofacial region
Premature hair graying in the face may be influenced by genetics and environment.
research Pigmented contact dermatitis due to therapeutic sensitizer as complication of contact immunotherapy in alopecia areata
Some patients with severe alopecia areata developed skin darkening from their treatment, which may indicate a less effective response to the therapy.
research Skin Hyperpigmentation in Complex Regional Pain Syndrome (CRPS) (P3.315)
Skin pigmentation increases in CRPS-affected areas and improves with symptom relief.
research Enhanced Differentiation Potential of Pigmented Human Epidermal Equivalents
PmtHEE is a better model for studying pigmented skin because it includes melanocytes and shows improved cell differentiation.
research Index of Suspicion
Thorough history and examination are crucial for diagnosing genetic disorders like juvenile polyposis and hypomelanosis of Ito.
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 Melanotrichoblastoma: A Histopathological Case Report of a Rare Pigmented Variant of Trichoblastoma
A rare pigmented skin tumor called melanotrichoblastoma was diagnosed in a 51-year-old woman.
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 Hair Follicle Melanogenesis Reflected in Hair Pigmentation as a Developmental Factor in Alopecia Areata
Hair color is not a risk factor for developing alopecia areata.
research Skin of color repigmentation after phenol-croton oil chemical peel
Skin of color can spontaneously repigment after a phenol-croton oil chemical peel.
research Role of Dermal Melanocytes in Cutaneous Pigmentation of Stasis Dermatitis
Melanin and melanocytes contribute to the brown pigmentation in stasis dermatitis.
research Disorders of pigmentation in infants and children
Vitiligo causes white skin patches, often starts before age 20, and is linked to other health issues.
research Disorders of Hair Pigmentation
Hair color is determined by melanin and can be affected by genetic conditions like albinism.
research Phylloid terminal hair nevus: A unique clinical entity
A baby had a unique skin condition with a pale patch and surrounding dark hairs, not linked to other health issues.
research The Peripheral Clock Regulates Human Pigmentation
Certain genes control the color of human hair by affecting pigment production.
research Poliosis circumscripta: Overview and underlying causes
Poliosis circumscripta is a patch of white hair caused by lack of melanin, linked to genetic and acquired conditions.
research Lichen Planus Pigmentosus in North Africa: A Series of 17 Cases
Lichen planus pigmentosus is hard to treat and may be more common in North Africa than previously thought.
research Perkembangan Aksis Pars Intermedia Hipofise – Melanosit Kulit Monyet Ekor Panjang (Macaca fascicularis).
The PI's development is closely linked to skin and hair pigmentation in macaques.
research Koebnerization secondary to microblading
A woman developed vitiligo from repeated eyebrow microblading.