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3,581 Possible Causes for Skin Pigmentation

  • Vitamin D Deficiency

    Vitamin D variations among races are attributed to differences in skin pigmentation.[sciencedaily.com] Vitamin D levels varied according to the pigmentation of the skin. People with dark skin often record lower levels of vitamin D, according to the researchers.[news.uga.edu] The most common nutritional deficiency worldwide, characterised by serum 25-hydroxyvitamin D Main causes include sun avoidance, using sun protection, increased skin pigmentation[bestpractice.bmj.com]

  • Vitiligo

    DETROIT - A treatment regimen is safe and effective for restoring skin pigmentation in vitiligo patients, according to a Henry Ford Hospital study.[eurekalert.org] These patches of skin are chalk white in color because they have no pigment.[ucihealth.org] pigmentation.[sciencedaily.com]

  • Hemochromatosis

    pigmentation, and cirrhosis.[doi.org] Eight of the 16 homozygous subjects had clinical findings that were consistent with the presence of hereditary hemochromatosis, such as hepatomegaly, skin pigmentation, and[ncbi.nlm.nih.gov] Changes in the pigment of the skin may appear, such as grayness in certain areas, or a tanned or yellow ( jaundice ) appearance.[medical-dictionary.thefreedictionary.com]

  • Cronkhite-Canada Syndrome

    175500 POLYPOSIS, SKIN PIGMENTATION, ALOPECIA, AND FINGERNAIL CHANGES Alternative titles; symbols CRONKHITE-CANADA SYNDROME SNOMEDCT: 76304001; ORPHA: 2930; DO: 6225; TEXT[omim.org] pigmentation, alopecia, and fingernail changes Cronkhite-Canada Syndrome Gastrointestinal polyposis-skin pigmentation-alopecia-fingernail changes syndrome Cronkhite-Canada[wikidata.org] […] syndrome, gastrointestinal polyposis-ectodermal changes syndrome, gastrointestinal polyposis-skin pigmentation-alopecia-fingernail changes syndrome, polyposis skin pigmentation[monarchinitiative.org]

  • Acanthosis Nigricans

    Tristimulus colorimetry and diffuse reflectance spectroscopy (DRS) are white-light skin reflectance techniques used to measure the intensity of skin pigmentation.[ncbi.nlm.nih.gov] Call your provider if you develop areas of thick, dark, velvety skin. AN; Skin pigment disorder - acanthosis nigricans Habif TP.[nlm.nih.gov] Acanthosis nigricans (AN) is (usually) a benign skin condition typically characterized by hyperpigmentation (darkening of skin pigment) often accompanied by a velvety change[pre-diabetes.com]

  • Hallervorden-Spatz Syndrome

    These features include abnormal hair and pigmentation, laxity of the skin, metaphyseal dysplasia, cerebellar degeneration, and failure to thrive.[ommbid.mhmedical.com]

  • Skin Cancer

    More than 95% are shades of brown (melanin skin pigment) and develop in previously ‘normal’ moles that change (30%) or begin as completely new moles (70%).[bapras.org.uk] Melanomas begin in melanocytes, the specialized cells in your skin that produce melanin (a skin pigment).[healthinaging.org] Non-melanoma and melanoma skin cancer is more common in lighter-skinned populations than in darker-skinned populations due to their paler skin pigmentation.[wcrf.org]

  • Dyskeratosis Congenita

    Patient's one son and one daughter also had similar skin pigmentation.[ncbi.nlm.nih.gov] The typical clinical features consist of lacy reticular skin pigmentation, nail dystrophy and oral leukoplakia.[ncbi.nlm.nih.gov] Dyskeratosis congenita is a general term for genetic disorders that lead to excess skin pigmentation, nail dystrophy and mucosal leukoplakia.[symptoma.com]

  • Penile Intraepithelial Neoplasia

    Lesions may also be heavily pigmented, resembling melanoma. Occasionally they may have associated leukoplakic, nodular, or ulcerated changes.[ncbi.nlm.nih.gov] […] the mucosal surfaces of the genitalia, such as the inner prepuce and glans, are called EQ, while BD is essentially considered the same pathological process affecting the skin[ncbi.nlm.nih.gov]

  • Hoyeraal-Hreidarsson Syndrome

    He had progressive skin pigmentation, oral leukoplakia, and nail dysplasia leading to anonychia. Whole exome sequencing identified novel biallelic variants in PARN.[ncbi.nlm.nih.gov] We report here a case of a 6-year-old girl with HH who presented with bone marrow hypoplasia, skin pigmentation, nail dystrophy, growth retardation, and bilateral retinal[ncbi.nlm.nih.gov] X-linked dyskeratosis congenita (DC) is an inherited bone-marrow-failure syndrome characterized by skin pigmentation, nail dystrophy and leucoplakia which usually develop[ncbi.nlm.nih.gov]

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