Hypervitaminosis A

Hypervitaminosis A yog kev tsis txaus ntseeg uas muaj ntau cov vitamin A hauv lub cev.

Vitamin A yog hom vitamin-fat-soluble uas muab khaws cia hauv lub siab. Ntau cov zaub mov muaj cov vitamin A, suav nrog:

• Cov nqaij, ntses, thiab nqaij qaib
• Khoom noj siv mis
• Qee cov txiv hmab txiv ntoo thiab zaub

Qee qhov kev pabcuam noj zaub mov tseem muaj vitamin A.

Cov tshuaj pabcuam yog qhov tshwm sim feem ntau ntawm cov tshuaj vitamin A lom. Nws zoo li tsis tshwm sim tsuas yog los ntawm kev noj cov zaub mov muaj vitamin A-nplua nuj.

Ntau dhau cov vitamin A yuav ua rau koj muaj mob. Kev noj tshuaj ntau dua thaum cev xeeb tub tuaj yeem ua rau muaj qhov tsis taus ntawm kev yug me nyuam.

• Kev raug tus mob vitamin A yuav tshwm sim sai sai. Nws tuaj yeem tshwm sim thaum ib tus neeg laus noj ntau pua txhiab thoob ntiaj teb (IUs) ntawm cov tshuaj vitamin A.
• Kev noj tshuaj vitamin ntev lom yuav tshwm sim hauv cov neeg laus uas noj ntau dua 25,000 IU ib hnub.
• Cov menyuam mos thiab menyuam yaus yuav nkag siab zoo txog cov tshuaj vitamin A. Lawv tuaj yeem mob tau tom qab lawv tau noj ntau dua. Nqos khoom uas muaj cov vitamin A, xws li cov tawv nqaij pleev nrog retinol hauv nws, tuaj yeem ua rau muaj vitamin A lom.

Cov tsos mob tuaj yeem suav nrog:

• Kev ua haujlwm tsis zoo ntawm pob txha pob txha pob txha (hauv cov menyuam mos thiab menyuam yaus)
• Qhov muag plooj
• Mob pob txha los yog o
• Teeb meem ntawm qhov muag muag hauv menyuam mos pob txha taub hau (fontanelle)
• Hloov pauv ntawm kev meej pem lossis kev nco qab
• Tsis qab los noj mov
• Kiv taub hau
• Ob lub zeem muag (hauv cov menyuam yaus)
• Kev nkees nkees
• Cov plaub hau pauv, xws li plaub hau ploj thiab plaub hau oily
• Mob taub hau
• Vauv
• Nplooj siab puas tsuaj
• Xeev siab
• Lub cev hnyav tsis zoo (nyob rau ntawm cov menyuam yaus thiab menyuam yaus)
• Cov tawv nqaij hloov pauv, xws li ua rau tawg ntawm lub qhov ncauj, ntau dua siab tawv rau lub hnub ci, tawv nqaij o, tawv nti, khaus, thiab daj daj rau daim tawv nqaij
• Lub zeem muag hloov
• Ntuav

Cov kev kuaj no yuav ua tau yog tias xav tias muaj cov vitamin A ntau kawg:

• Ua pob xoo hluav taws xob
• Kev kuaj ntshav ntshav calcium
• Kev ntsuam xyuas roj khov
• Daim siab ua haujlwm ntsuam xyuas
• Kev kuaj ntshav los saib xyuas seb muaj vitamin A npaum li cas
• Kuaj ntshav los saib xyuas lwm qeb ntshav

Txoj kev kho yuav tsum tsis txhob noj tshuaj pab (lossis muaj qee zaus, khoom noj) uas muaj cov tshuaj vitamin A.

Cov neeg feem coob tau zoo hlo.

Teeb meem tuaj yeem suav nrog:

• Cov calcium uas muaj qib siab kawg
• Ua tsis tau zoo (hauv cov menyuam mos)
• Raum puas vim yog muaj calcium ntau
• Nplooj siab puas tsuaj

Noj tshuaj vitamin A ntau dhau thaum lub sijhawm cev xeeb tub tuaj yeem ua rau muaj teeb meem thaum yug los. Tham nrog koj tus kws kho mob txog kev noj zaub mov kom zoo thaum koj cev xeeb tub.

Koj yuav tsum hu rau koj tus kws khomob:

• Yog koj xav tias koj lossis koj tus menyuam yuav noj tshuaj vitamin A ntau dhau
• Koj muaj tsos mob ntau dhau ntawm cov vitamin A

Npaum li cas cov vitamins A koj xav tau yog nyob ntawm koj lub hnub nyoog thiab poj niam txiv neej. Lwm yam, xws li cev xeeb tub thiab koj cov kev noj qab haus huv tag nrho, tseem yog qhov tseem ceeb. Nug koj tus kws kho mob seb qhov twg yog qhov zoo tshaj rau koj.

Txhawm rau zam kom tsis txhob mob hypervitaminosis A, tsis txhob noj ntau dua li cov nyiaj tau pom zoo uas tso tawm ntawm cov vitamin hnub no.

Qee tus neeg siv cov tshuaj vitamin A thiab beta carotene ntxiv hauv txoj kev ntseeg nws yuav pab tiv thaiv qog noj ntshav. Qhov no tuaj yeem ua rau mob ntsws hypervitaminosis A yog tias tib neeg siv ntau dua li kev pom zoo.

Vitamin A ua kom lom

• Vitamin A los

Lub koom haum ntawm Tshuaj (Tebchaws Asmeskas) Vaj Huam Sib Luag ntawm Micronutrients. Kev noj zaub mov kom raug rau cov Vitamin A, Vitamin K, Arsenic, Boron, Chromium, Tooj, Iodine, Hlau, Manganese, Molybdenum, Nickel, Silicon, Vanadium, thiab Zinc. Washington, DC: Xov Xwm Kev Tshawb Fawb Hauv Tebchaws; 2001. PMID: 25057538 pubmed.ncbi.nlm.nih.gov/25057538/.

James WD, Elston DM, Kho JR, Rosenbach MA, Neuhaus IM. Kev noj haus zoo kab mob. Hauv: James WD, Elston DM, Kho JR, Rosenbach MA, Neuhaus IM, eds. Andrews 'Cov Kab Mob Ntawm Cov TawvCov. 13th ed. Philadelphia, PA: Elsevier; 2020: chap 22.

Mason JB, Lub Rooj Muag Khoom SL. Cov vitamins, lw cov zaub mov, thiab lwm yam micronutrients. Hauv: Goldman L, Schafer AI, eds. Goldman-Cecil TshuajCov. 26th ed. Philadelphia, PA: Elsevier; 2020: cha 205.

Roberts NB, Taylor A, Sodi R. Tshuaj vitamins thiab kab kawm. Hauv: Rifai N, ed. Tietz Phau Ntawv Sau Txog Kev Siv Science Thiab Kev Kuaj Mob MolecularCov. 6 tus ed. Philadelphia, PA: Elsevier; 2018: chap 37.

Ross AC. Vitamin A muaj qhov tsis txaus thiab tshaj. Hauv: Kliegman RM, St. Geme JW, Blum NJ, Shah SS, Tasker RC, Wilson KM, eds. Nelson Phau Ntawv ntawm PediatricsCov. 21st ed. Philadelphia, PA: Elsevier; 2020: chap 61.