Umlobi: Laura McKinney
Usuku Lokudalwa: 9 Epreli 2021
Ukuvuselela Usuku: 21 Unovemba 2024
Anonim
WHAT IS HYPERVITAMINOSIS A ? II VITAMIN-A TOXICITY II Vitamin A Function
Ividiyo: WHAT IS HYPERVITAMINOSIS A ? II VITAMIN-A TOXICITY II Vitamin A Function

-Delile

Yini i-hypervitaminosis A?

I-Hypervitaminosis A, noma i-vitamin A toxicity, yenzeka uma une-vitamin A eningi kakhulu emzimbeni wakho.

Lesi simo singaba sibi noma singapheli. Ubuthi obubi benzeka ngemuva kokudla inani elikhulu likavithamini A esikhathini esifushane, imvamisa kungakapheli amahora noma izinsuku ezimbalwa. Ubuthi obungapheli benzeka lapho inani elikhulu likavithamini A lakha emzimbeni wakho isikhathi eside.

Izimpawu zifaka phakathi izinguquko kumbono, ubuhlungu bamathambo, nezinguquko zesikhumba. Ubuthi obungapheli bungaholela ekulimaleni kwesibindi kanye nengcindezi eyengeziwe ebuchosheni bakho.

I-Hypervitaminosis A ingatholakala ukuthi isebenzisa ukuhlolwa kwegazi ukuhlola amazinga akho kavithamini A. Abantu abaningi bathuthuka ngokumane banciphise ukudla kwabo uvithamini A.

Izimbangela ze-hypervitaminosis A

Inani elithe xaxa likavithamini A ligcinwa esibindini sakho, futhi lihlangana ngokuhamba kwesikhathi. Iningi labantu lithuthukisa ubuthi bukavithamini A ngokuthatha izithako zokudla ezinomthamo omkhulu, mhlawumbe ngenxa yokwelashwa kwe-megavitamin. Ukwelashwa kwe-megavitamin kubandakanya ukufaka imithamo emikhulu kakhulu yamavithamini athile ukuzama ukuvikela noma ukwelapha izifo.


Kungabangelwa ukusetshenziswa kwesikhathi eside kwemithi ethile yezinduna equkethe amanani aphezulu kavithamini A, njenge-isotretinoin (Sotret, Absorica).

Uvithamini A oyingozi ubuthi imvamisa kungumphumela wokungeniswa ngengozi lapho kwenzeka ezinganeni.

Ukuthola inani elifanele levithamini A ekudleni kwakho

UVitamin A ubalulekile empilweni yamehlo ezinganeni nakubantu abadala. UVitamin A ubalulekile futhi ekukhuleni kwenhliziyo, izindlebe, amehlo nezitho zemibungu.

Ungathola uvithamini A omningi umzimba wakho owudinga ekudleni okunempilo kuphela. Ukudla okuqukethe i-vitamin A kufaka phakathi:

  • isibindi
  • izinhlanzi nezinhlanzi
  • ubisi
  • amaqanda
  • izithelo ezimnyama
  • amaqabunga, imifino eluhlaza
  • imifino ewolintshi nephuzi (ubhatata, izaqathe)
  • imikhiqizo yotamatisi
  • amanye amafutha emifino
  • ukudla okuqinisiwe (okufake amavithamini) njengokusanhlamvu

Udinga uvithamini A ongakanani?

Ngokusho kweNational Institutes of Health (NIH), izibonelelo zokudla ezinconyiwe zikavithamini A yilezi:


Izinyanga ezingu-0 kuya kwezingu-6 ubudalaAma-micrograms angu-400 (mcg)
Izinyanga eziyi-7 kuya kwezingu-12500 mcg
1 to 3 iminyaka300 mcg
Iminyaka emi-4 kuya kwengu-8400 mcg
Iminyaka engu-9 kuya kwengu-13600 mcg
Iminyaka engu-14 kuya kwengu-18I-900 mcg yabesilisa, i-700 mcg yabesifazane
Iminyaka eyi-14 kuya kwengu-18 / abesifazane abakhulelwe750 mcg
Iminyaka eyi-14 kuya kwengu-18 / abesifazane abancelisayo1,200 mcg
Iminyaka engu-19 +Abesilisa bangu-900, abesilisa bangama-700
Iminyaka engu-19 + / abesifazane abakhulelwe770 mcg
Iminyaka eyi-19 + / abesifazane abancelisa ibele1,300 mcg

Ukuthatha ngaphezulu kwesabelo esinconyiwe sansuku zonke izinyanga ezimbalwa kungadala ubuthi bukavithamini A. Lesi simo singenzeka ngokushesha ezinganeni nasezinganeni, ngoba imizimba yabo mincane.

Izimpawu ze-hypervitaminosis A

Izimpawu ziyahluka ngokuya ngokuthi ubuthi buyingozi noma abupheli yini. Ukuphathwa ikhanda nokuqubuka kuvamile kuzo zombili izinhlobo zokugula.


Izimpawu ze-vitamin A acute zihlanganisa:

  • ukozela
  • ukucasuka
  • ubuhlungu besisu
  • isicanucanu
  • ukuhlanza
  • ingcindezi eyengeziwe ebuchosheni

Izimpawu zobuthi obungapheli be-vitamin A zifaka:

  • ukungaboni kahle noma ezinye izinguquko zombono
  • ukuvuvukala kwamathambo
  • ubuhlungu bamathambo
  • ukungathandi ukudla
  • isiyezi
  • isicanucanu nokuhlanza
  • ukuzwela ekukhanyeni kwelanga
  • isikhumba esomile nesirhabaxa
  • ukuluma noma ukuxebuka kwesikhumba
  • izinzipho eziqhekekile
  • imifantu yesikhumba emakhoneni omlomo wakho
  • izilonda zomlomo
  • isikhumba esiphuzi (i-jaundice)
  • ukulahleka kwezinwele
  • ukutheleleka kokuphefumula
  • ukudideka

Ezinganeni nasezinganeni, izimpawu zingafaka futhi:

  • ukuthamba kwethambo logebhezi
  • ukuqhuma kwendawo ethambile phezulu kogebhezi lwengane (fontanel)
  • ukubona kabili
  • izinhlamvu zamehlo eziqhakazile
  • ukungakwazi ukukhuluphala
  • ikhoma

Kumuntu okhulelwe noma ozokhulelwa kungekudala, ukukhubazeka enganeni yabo kungaholela ku-vitamin A.

Uma ukhulelwe, ungathathi amavithamini angaphezu kweyodwa ngaphambi kokubeletha usuku ngalunye. Kunovithamini A owanele kumavithamini abeletha. Uma udinga i-iron eyengeziwe, isibonelo, engeza isengezo sensimbi kuvithamini yakho yangaphambi kokubeletha. Ungathathi amavithamini amabili noma ngaphezulu kokubeletha, ngoba ingozi yokukhubazeka enganeni yakho iyanda.

Uma ukhulelwe, ungasebenzisi okhilimu besikhumba i-retinol, abanovithamini omkhulu kakhulu.

Inani elifanele likavithamini A libalulekile ekukhuleni kombungu. Kodwa-ke, ukusetshenziswa ngokweqile kukavithamini A ngesikhathi sokukhulelwa kuyaziwa ukuthi kubangela ukukhubazeka kokuzalwa okungathinta amehlo wengane, ugebhezi, amaphaphu, nenhliziyo.

Izinkinga ezingaba khona

Izinkinga ezingaba khona zevithamini A eyeqile zibandakanya:

  • ukulimala kwesibindi
  • i-osteoporosis (isimo esidala ukuthi amathambo aqhekeke, abe buthakathaka futhi athambekele ekuphukeni)
  • ukwakheka ngokweqile kwe-calcium emzimbeni wakho
  • ukulimala kwezinso ngenxa ye-calcium eyeqile

Ukuhlonza i-hypervitaminosis A

Udokotela wakho uzoqala ngokukubuza ngezimpawu zakho nomlando wezokwelapha. Bazophinde bafune ukwazi ngokudla kwakho nanganoma iziphi izithasiselo ozithathayo.

Udokotela wakho angalawula ukuhlolwa kwegazi ukuze ahlole amazinga kavithamini A nasegazini lakho.

Iphathwa kanjani i-hypervitaminosis A

Indlela ephumelela kunazo zonke yokwelapha lesi simo ukuyeka ukuthatha izengezo ezinomthamo omkhulu kavithamini A. Iningi labantu lenza ukululama okugcwele kungakapheli amasonto ambalwa.

Noma yiziphi izinkinga ezenzeke ku-vitamin A okweqile, njengokulimala kwezinso noma kwesibindi, zizolashwa ngokuzimela.

Umbono wesikhathi eside

Ukubuyiselwa esimweni kuncike ebukhulwini besifo sikamoya uVithamini nokuthi welashwa ngokushesha kangakanani. Abantu abaningi bayalulama ngokugcwele lapho beyeka ukuthatha izithako zokudla okunamavithamini A. Kulabo abahlangabezana nezinkinga, njengokulimala kwezinso noma kwesibindi, umbono wabo uzoncika ebucayi bomonakalo.

Khuluma nodokotela wakho ngaphambi kokuba uqale ukuthatha noma yiziphi izithasiselo, noma uma ukhathazekile ngokuthi awutholi izakhamzimba ezanele ekudleni kwakho.

Futhi, xhumana nodokotela wakho uma uhlangabezana nanoma yiziphi izimpawu ze-hypervitaminosis A.

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