research Pigmentary mosaicism: An update
Pigmentary mosaicism causes skin color changes and can affect multiple body systems, but has no cure.
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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 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 Role of Dermal Melanocytes in Cutaneous Pigmentation of Stasis Dermatitis
Melanin and melanocytes contribute to the brown pigmentation in stasis dermatitis.
research Becker's Melanosis and Hypertrichosis*
Becker's Melanosis and Hypertrichosis mainly affects young males, causing brown skin patches and extra hair on one side of the upper body.
research Subclinical speckled perifollicular melanosis of the scalp.
The scalp has a natural speckled pattern of increased pigment around hair follicles, possibly linked to local hormone production.
research The color of skin: white diseases of the skin, nails, and mucosa
The document concludes that while white skin, nail, and mucosa diseases increase skin cancer risk, they are generally harmless, especially compared to darker pigmentation conditions.
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 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 Infantile vitiligo and alopecia in immunodysregulation polyendocrinopathy enteropathy X‐linked syndrome
Early recognition of symptoms is crucial for treating IPEX syndrome with a stem cell transplant.
research Index of Suspicion
Thorough history and examination are crucial for diagnosing genetic disorders like juvenile polyposis and hypomelanosis of Ito.
research Biocompatible exosomes derived from Pinctada martensii mucus for therapeutic melanin regulation via α-MSH/NF-κB/MITF pathway
Exosomes from Pinctada martensii mucus can safely reduce melanin production, offering a new treatment for skin pigment 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.
research Total melanonychia of 20 nails as a rare manifestation of vitamin B12 deficiency
Vitamin B12 deficiency can cause darkening of all nails.
research ERYTHROMELANOSIS FOLLICULARIS FACIEI ET COLLI
Three Iranian men had reddish-brown facial pigmentation with no effective treatment.
research SASH1 Mutations and Hereditary Disorders of Pigmentation: Review of Literature
SASH1 gene mutations are linked to various inherited skin pigmentation disorders.
research Skin Hyperpigmentation and Increased Angiogenesis Secondary to Vitamin B12 Deficiency in a Young Vegetarian Woman
Vitamin B12 deficiency can cause skin darkening and increased blood vessels, but treatment can improve symptoms.
research Repigmentation of Leukoderma by Minigrafts of Normally Pigmented, Autologous Skin
Transplanting small skin grafts can successfully repigment leukoderma.
research Hepatitis C ‐related mixed type vitiligo in a patient with I vemark syndrome
A patient with Ivemark syndrome developed mixed type vitiligo after a hepatitis C infection, showing different treatment responses and immune cell involvement in the skin.
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 Hair Repigmentation as a Melanoma Warning Sign
Hair turning darker can be a sign of skin cancer.
research Origin, Clinical Presentation, and Diagnosis of Facial Hypermelanoses
Facial dark spots can be caused by the sun, genetics, makeup, or medicine, and are diagnosed by patient history and skin tests.
research Steroidogenic Factor-1 Lineage Origin of Skin Lesions in Carney Complex Syndrome
Skin lesions in Carney Complex are caused by a gene change in some skin cells that leads to increased pigmentation and may lead to tumors.
research Increased PHGDH expression promotes aberrant melanin accumulation
Higher PHGDH levels cause unusual melanin buildup in hair follicles.
research Field melanin mapping of the hairless scalp
The study found a specific pattern of uneven melanin distribution on balding scalps that could help understand skin diseases caused by light exposure.
research Pigmented Rings With Central Clearing: A Dermoscopic Feature of Melasma
Pigmented rings with central clearing help diagnose melasma more accurately.
research Keratosis pilaris with adjacent haemosiderin deposition: a clue to scurvy
A man's skin condition and poor diet led to a scurvy diagnosis.
research Genomic and transcriptomic landscape to decipher the genetic basis of hyperpigmentation in Lanping black-boned sheep (Ovis aries)
Two genes, ERBB4 and ROR1, may cause the unique pigmentation in Lanping black-boned sheep.
research Natural course of epidermolysis bullosa simplex with mottled pigmentation in a Japanese family with the p.P25L mutation in KRT 5
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.
research Recurrent pruritic polymorphic lesions associated with weight loss
A man with itchy skin lesions and weight loss was diagnosed with a rare skin condition linked to a pancreatic tumor.