| D010787 |
Photosensitivity Disorders |
Abnormal responses to sunlight or artificial light due to extreme reactivity of light-absorbing molecules in tissues. It refers almost exclusively to skin photosensitivity, including sunburn, reactions due to repeated prolonged exposure in the absence of photosensitizing factors, and reactions requiring photosensitizing factors such as photosensitizing agents and certain diseases. With restricted reference to skin tissue, it does not include photosensitivity of the eye to light, as in photophobia or photosensitive epilepsy. |
Actinic Reticuloid Syndrome,Dermatitis, Actinic,Photodermatitis,Chronic Actinic Dermatitis,Photosensitization,Actinic Dermatitides,Actinic Dermatitides, Chronic,Actinic Dermatitis,Actinic Dermatitis, Chronic,Actinic Reticuloid Syndromes,Chronic Actinic Dermatitides,Dermatitides, Actinic,Dermatitides, Chronic Actinic,Dermatitis, Chronic Actinic,Disorder, Photosensitivity,Disorders, Photosensitivity,Photodermatitides,Photosensitivity Disorder,Reticuloid Syndrome, Actinic,Reticuloid Syndromes, Actinic,Syndrome, Actinic Reticuloid,Syndromes, Actinic Reticuloid |
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| D006801 |
Humans |
Members of the species Homo sapiens. |
Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man |
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| D017121 |
Porphyria, Hepatoerythropoietic |
An autosomal recessive cutaneous porphyria that is due to a deficiency of UROPORPHYRINOGEN DECARBOXYLASE in both the LIVER and the BONE MARROW. Similar to PORPHYRIA CUTANEA TARDA, this disorder is caused by defects in the fifth enzyme in the 8-enzyme biosynthetic pathway of HEME, but is a homozygous enzyme deficiency with less than 10% of the normal enzyme activity. Cutaneous lesions are severe and mutilating. |
Hepatoerythropoietic Porphyria,Porphyria, Erythrohepatic,Erythrohepatic Porphyria,Erythrohepatic Porphyrias,Hepatoerythropoietic Porphyrias,Porphyrias, Erythrohepatic,Porphyrias, Hepatoerythropoietic |
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| D019207 |
beta Carotene |
A carotenoid that is a precursor of VITAMIN A. Beta carotene is administered to reduce the severity of photosensitivity reactions in patients with erythropoietic protoporphyria (PORPHYRIA, ERYTHROPOIETIC). |
Betacarotene,BellaCarotin,Carotaben,Max-Caro,Provatene,Solatene,Vetoron,beta-Carotene,Carotene, beta,Max Caro,MaxCaro |
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