Sengoli: Laura McKinney
Letsatsi La Creation: 9 April 2021
Ntlafatsa Letsatsi: 16 Mots’Eanong 2024
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Vitamin D Toxicity (Hypervitaminosis D) | Causes, Pathophysiology, Symptoms, Diagnosis, Treatment
Video: Vitamin D Toxicity (Hypervitaminosis D) | Causes, Pathophysiology, Symptoms, Diagnosis, Treatment

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Hypervitaminosis A ke eng?

Hypervitaminosis A, kapa vithamine A chefo, e etsahala ha o na le vithamine A e ngata haholo 'meleng oa hau.

Boemo bona bo ka ba boima kapa ba sa foleng. Chefo e bohloko e etsahala kamora ho ja vithamine A e ngata ka nako e khuts'oane, hangata ka hare ho lihora tse 'maloa kapa matsatsi. Chefo e sa foleng e etsahala ha bongata ba vithamine A bo aha 'meleng oa hau nako e telele.

Matšoao a kenyelletsa liphetoho ponong, bohloko ba masapo le liphetoho tsa letlalo. Chefo e sa foleng e ka baka tšenyo ea sebete le khatello e eketsehileng bokong ba hau.

Hypervitaminosis A e ka fumanoa e sebelisa liteko tsa mali ho lekola maemo a hau a vithamine A. Batho ba bangata ba ntlafatsa feela ka ho fokotsa ho ja ha vithamine A.

Lisosa tsa hypervitaminosis A

Vithamine A e ngata e bolokiloe sebeteng sa hau, 'me e bokellana ha nako e ntse e tsamaea. Batho ba bangata ba ba le chefo ea vithamine A ka ho noa li-supplement tse nang le litekanyetso tse phahameng, mohlomong ka lebaka la kalafo ea megavitamin. Phekolo ea megavitamin e kenyelletsa ho noa litekanyo tse kholo haholo tsa livithamini tse ling ho leka ho thibela kapa ho phekola maloetse.


E kanna ea bakoa ke ts'ebeliso ea nako e telele ea litlhare tse ling tse nang le vithamine A e phahameng, joalo ka isotretinoin (Sotret, Absorica).

Hangata chefo ea vithamine A hangata e bakoa ke ho kenella ka phoso ha e hlaha ho bana.

Ho fumana vithamine A e nepahetseng lijong tsa hau

Vithamine A e bohlokoa bakeng sa bophelo bo botle ba mahlo ho bana le ho batho ba baholo. Vithamine A le eona e bohlokoa kholisong ea pelo, litsebe, mahlo le maoto le matsoho tsa lesea.

U ka fumana vithamine A e ngata eo 'mele oa hao o e hlokang lijong tse nepahetseng feela. Lijo tse nang le vithamine A li kenyelletsa:

  • sebete
  • litlhapi le oli ea litlhapi
  • lebese
  • mahe
  • litholoana tse lefifi
  • meroho e makhasi, e tala
  • meroho ea lamunu le e mosehla (litapole, lihoete)
  • lihlahisoa tsa langa le le lej
  • oli tse ling tsa meroho
  • lijo tse matlafalitsoeng (tse ekelitseng livithamini) joalo ka lijo-thollo

U hloka vithamine A e kae?

Ho ea ka Mekhatlo ea Naha ea Bophelo (NIH), litefiso tse khothalletsoang tsa lijo tsa vithamine A ke:


0 ho isa ho likhoeli tse 6Li-micrograms tse 400 (mcg)
Likhoeli tse 7 ho isa ho tse 12500 mcg
1 ho isa ho lilemo tse 3300 mcg
Lilemo tse 4 ho isa ho tse 8400 mcg
Lilemo tse 9 ho isa ho tse 13600 mcg
Lilemo tse 14 ho isa ho tse 18900 mcg bakeng sa banna, 700 mcg bakeng sa basali
Lilemo tse 14 ho isa ho tse 18 / basali ba baimana750 mcg
Lilemo tse 14 ho isa ho tse 18 / basali ba anyesang1,200 mcg
Lilemo tse 19+900 bakeng sa banna, 700 bakeng sa basali
Lilemo tse 19+ / basali ba baimanaEA-770-mcg
Lilemo tse 19+ / basali ba anyesang1,300 mcg

Ho nka chelete e fetang e khothalletsoang ea letsatsi le letsatsi ka likhoeli tse 'maloa ho ka baka chefo ea vithamine A. Boemo bona bo ka hlaha kapele ho masea le bana, hobane 'mele ea bona e menyane.

Matšoao a hypervitaminosis A

Matšoao a fapana ho latela hore na chefo e matla kapa e sa foleng. Ho opeloa ke hlooho le ho phatloha ho tloaelehile mefuteng eo ka bobeli ea bokuli.


Matšoao a chefo ea vithamine A e matla a kenyelletsa:

  • Ho otsela
  • ho teneha kapele
  • bohloko ba mpeng
  • ho nyekeloa ke pelo
  • ho hlatsa
  • khatello e eketsehileng bokong

Matšoao a chefo ea vithamine A e sa foleng a kenyelletsa:

  • pono e lerootho kapa liphetoho tse ling tsa pono
  • ho ruruha hoa masapo
  • bohloko ba masapo
  • ho hloka takatso ya dijo
  • ho tsekela
  • ho nyekeloa le ho hlatsa
  • kutlo ya kganya ya letsatsi
  • letlalo le ommeng, le makukuno
  • ho hlohlona kapa ho ebola letlalo
  • manala a petsohileng
  • mapetso a letlalo likhutlong tsa molomo oa hau
  • Liso tsa molomo
  • letlalo le mosehla (jaundice)
  • ho lahleheloa ke moriri
  • tšoaetso ea phefumoloho
  • pherekano

Ho masea le bana, matšoao a ka kenyelletsa:

  • ho nolofatsa lesapo la lehata
  • ho phatloha ha sebaka se bonolo ka holim'a lehata la lesea (fontanel)
  • pono e habedi
  • mahlo a mahlo a holang
  • ho se khone ho nona
  • koma

Ho mosali ea nang le moimana kapa ea tlo ba moimana haufinyane, bofokoli ba lesea la bona bo ka baka vithamine A. e ngata haholo.

Haeba u imme, u se ke ua noa vithamine e fetang e le 'ngoe ea bakhachane ka letsatsi. Ho na le vithamine A e lekaneng li-vithamine tsa bakhachane. Ka mohlala, haeba u hloka tšepe e eketsehileng, eketsa tlatsetso ea tšepe ho vithamine ea hau ea bakhachane. Se ke oa nka livithamine tsa bakhachane tse peli kapa ho feta, kaha kotsi ea ho holofala leseeng la hao ea eketseha.

Haeba u imme, u se ke ua sebelisa litlolo tsa letlalo tsa retinol, tse nang le vithamine e ngata haholo.

Palo e nepahetseng ea vithamine A e bohlokoa bakeng sa kholo ea lesea. Leha ho le joalo, tšebeliso e fetelletseng ea vithamine A nakong ea bokhachane e tsejoa e baka likoli tse ka amang mahlo a lesea, lehata, matšoafo le pelo.

Mathata a ka bang teng

Mathata a ka bang teng a vithamine A e fetelletseng a kenyelletsa:

  • tšenyo ea sebete
  • lefu la ho fokola ha masapo (boemo bo etsang hore masapo a hlaphoheloe, a felloe ke matla, 'me a khone ho robeha)
  • khalsiamo e ngata haholo 'meleng oa hau
  • tšenyo ea liphio ka lebaka la calcium e feteletseng

Ho lemoha hypervitaminosis A

Ngaka ea hau e tla qala ka ho u botsa ka matšoao a hau le nalane ea bongaka. Ba tla boela ba batle ho tseba ka lijo tsa hau le li-supplement tseo u li nkang.

Ngaka ea hau e ka laela liteko tsa mali ho lekola vithamine A maling a hau hape.

Kamoo hypervitaminosis A e tšoaroang kateng

Mokhoa o sebetsang ka ho fetisisa oa ho phekola boemo bona ke ho emisa ho noa li-supplement tsa vithamine A tse phahameng. Batho ba bangata ba fola ka botlalo nakong ea libeke tse 'maloa.

Mathata afe kapa afe a hlahileng ho tsoa ho vithamine A e fetelletseng, joalo ka tšenyo ea liphio kapa sebete, a tla phekoloa a ikemetse.

Pono ea nako e telele

Ho hlaphoheloa ho latela boima ba chefo ea vithamine A le hore na e phekoloe kapele hakae. Batho ba bangata ba fola ka botlalo hang ha ba khaotsa ho noa li-supplement tsa vithamine A. Bakeng sa ba nang le mathata, joalo ka tšenyo ea liphio kapa sebete, pono ea bona e tla itšetleha ka boholo ba tšenyo.

Bua le ngaka ea hau pele u qala ho nka li-supplement, kapa haeba u tšoenyehile ka hore ha u fumane limatlafatsi tse lekaneng lijong tsa hau.

Hape, ikopanye le ngaka ea hau haeba u e-na le matšoao a hypervitaminosis A.

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