{"entities":{"Q39976":{"pageid":30344,"ns":120,"title":"Item:Q39976","lastrevid":125480,"modified":"2026-08-13T05:36:21Z","type":"item","id":"Q39976","labels":{"mul":{"language":"mul","value":"5B90.0"},"pt-br":{"language":"pt-br","value":"Hipervitaminose A"},"en":{"language":"en","value":"Hypervitaminosis A"}},"descriptions":{"pt-br":{"language":"pt-br","value":"Como a vitamina A \u00e9 sol\u00favel em gordura e pode ser armazenada, principalmente no f\u00edgado, o consumo rotineiro de grandes quantidades de vitamina A durante um per\u00edodo de tempo pode resultar em sintomas t\u00f3xicos, incluindo danos ao f\u00edgado, anormalidades \u00f3sseas e dores nas articula\u00e7\u00f5es, alopecia, dores de cabe\u00e7a, v\u00f4mitos e descama\u00e7\u00e3o da pele. A hipervitaminose A parece ser devida ao transporte e distribui\u00e7\u00e3o anormais de vitamina A e retin\u00f3ides causados \u200b\u200bpela sobrecarga dos mecanismos de transporte do plasma. Doses \u00fanicas muito altas podem causar sintomas t\u00f3xicos agudos transit\u00f3rios que podem incluir fontanelas salientes em beb\u00eas; dores de cabe\u00e7a em crian\u00e7as mais velhas e adultos; e v\u00f4mitos, diarr\u00e9ia, perda de apetite e irritabilidade em todas as faixas et\u00e1rias. Raramente ocorre toxicidade pela ingest\u00e3o de fontes alimentares de vitamina A pr\u00e9-formada. Quando isso ocorre, geralmente resulta do consumo muito frequente de produtos do f\u00edgado."},"en":{"language":"en","value":"Because vitamin A is fat soluble and can be stored, primarily in the liver, routine consumption of large amounts of vitamin A over a period of time can result in toxic symptoms, including liver damage, bone abnormalities and joint pain, alopecia, headaches, vomiting, and skin desquamation. Hypervitaminosis A appears to be due to abnormal transport and distribution of vitamin A and retinoids caused by overloading of the plasma transport mechanisms. Very high single doses can cause transient acute toxic symptoms that may include bulging fontanelles in infants; headaches in older children and adults; and vomiting, diarrhoea, loss of appetite, and irritability in all age groups. Rarely does toxicity occur from ingestion of food sources of preformed vitamin A. When this occurs, it usually results from very frequent consumption of liver products."}},"aliases":{},"claims":{"P68":[{"mainsnak":{"snaktype":"value","property":"P68","hash":"76c8712d63bdb8741690d5b99ff0a5628ff88f32","datavalue":{"value":"https://id.who.int/icd/entity/1465667896","type":"string"},"datatype":"url"},"type":"statement","id":"Q39976$E4A76E3E-7E84-4D44-9CF3-DF5906F4CAC2","rank":"normal"}],"P67":[{"mainsnak":{"snaktype":"value","property":"P67","hash":"d217338905f19b7e1f5586c6ba089cb2ac6186ef","datavalue":{"value":"CID11:5B90.0","type":"string"},"datatype":"string"},"type":"statement","id":"Q39976$F5AF8D8F-9180-476C-8F05-B37D20509D0E","rank":"normal"}],"P70":[{"mainsnak":{"snaktype":"value","property":"P70","hash":"fe8624293cb5a161848318e3f3ee6dbd9a575528","datavalue":{"value":"dki-india-5B90.0","type":"string"},"datatype":"string"},"type":"statement","id":"Q39976$3644A311-CDE1-4136-9BD1-473FF73F145B","rank":"normal"}],"P86":[{"mainsnak":{"snaktype":"value","property":"P86","hash":"a96031634b9f5dafddaf781bbba3adea6bb64ef4","datavalue":{"value":"Conclu\u00eddo","type":"string"},"datatype":"string"},"type":"statement","id":"Q39976$FEEEC04A-4405-4DC2-AC08-3B07C8C6401A","rank":"normal"}],"P78":[{"mainsnak":{"snaktype":"value","property":"P78","hash":"5f9b5be68b7400da549761cf15abfdbc4d1e075b","datavalue":{"value":"https://pauloleads.com.br/cases-publicos/","type":"string"},"datatype":"url"},"type":"statement","id":"Q39976$71F9D236-5689-45D9-8F37-37F2D5B43B87","rank":"normal"}],"P80":[{"mainsnak":{"snaktype":"value","property":"P80","hash":"92b8222fcbb75718504f915073a3f43bd4003d18","datavalue":{"value":{"time":"+2026-08-13T00:00:00Z","timezone":0,"before":0,"after":0,"precision":11,"calendarmodel":"http://www.wikidata.org/entity/Q1985727"},"type":"time"},"datatype":"time"},"type":"statement","id":"Q39976$3B751903-BC39-4A08-8C9F-934AD2D4D427","rank":"normal"}],"P89":[{"mainsnak":{"snaktype":"value","property":"P89","hash":"4ad9d701fcaf8a5e73babca9ec339bb849ed8664","datavalue":{"value":{"entity-type":"item","numeric-id":15533,"id":"Q15533"},"type":"wikibase-entityid"},"datatype":"wikibase-item"},"type":"statement","id":"Q39976$6F7A5E04-584E-4402-8470-82DA2D036809","rank":"normal"}]},"sitelinks":{}}}}