{"id":9804,"date":"2022-09-30T18:52:57","date_gmt":"2022-09-30T15:52:57","guid":{"rendered":"https:\/\/findvit.com\/?p=9804"},"modified":"2022-09-30T18:52:59","modified_gmt":"2022-09-30T15:52:59","slug":"vitamino-a-trukumas-7-simptomai","status":"publish","type":"post","link":"https:\/\/findvit.com\/lv\/vitamino-a-trukumas-7-simptomai\/","title":{"rendered":"A vitam\u012bna tr\u016bkums - 7 simptomi"},"content":{"rendered":"

A vitam\u012bns ir taukos \u0161\u0137\u012bsto\u0161s vitam\u012bns, kas ir svar\u012bgs daudz\u0101m \u0137erme\u0146a funkcij\u0101m, tostarp labai redzei, sp\u0113c\u012bgai im\u016bnsist\u0113mai, reprodukcijai un labai \u0101das vesel\u012bbai.<\/p>\n\n\n\n

P\u0101rtik\u0101 ir divu veidu A vitam\u012bns: iepriek\u0161 sagatavots A vitam\u012bns un A provitam\u012bns.<\/p>\n\n\n\n

Iepriek\u0161 sagatavotais A vitam\u012bns, kas paz\u012bstams ar\u012b k\u0101 retinols, galvenok\u0101rt atrodams ga\u013c\u0101, ziv\u012bs, ol\u0101s un piena produktos.<\/p>\n\n\n\n

No otras puses, organisms p\u0101rv\u0113r\u0161 karotino\u012bdus, kas atrodami augu p\u0101rtik\u0101 (sarkanie, za\u013cie, dzeltenie un oran\u017eie aug\u013ci un d\u0101rze\u0146i) par A vitam\u012bnu.<\/p>\n\n\n\n

Visliel\u0101kais defic\u012bta risks ir gr\u016btniec\u0113m, m\u0101t\u0113m, kas baro b\u0113rnu ar kr\u016bti, z\u012bdai\u0146iem un b\u0113rniem. Cistisk\u0101 fibroze un hroniska caureja var ar\u012b palielin\u0101t defic\u012bta risku.<\/p>\n\n\n\n

\u0160eit ir 8 A vitam\u012bna defic\u012bta paz\u012bmes un simptomi.<\/p>\n\n\n\n

Sausa \u0101da<\/strong><\/h2>\n\n\n\n

A vitam\u012bns ir svar\u012bgs \u0101das \u0161\u016bnu veido\u0161anai un atjauno\u0161anai. Tas ar\u012b pal\u012bdz c\u012bn\u012bties ar iekaisumu da\u017eu \u0101das probl\u0113mu d\u0113\u013c.<\/p>\n\n\n\n

Ekz\u0113mu un citas \u0101das probl\u0113mas var izrais\u012bt nepietiekama A vitam\u012bna uz\u0146em\u0161ana no ikdienas uztura.<\/p>\n\n\n\n

Ekz\u0113ma ir st\u0101voklis, kas izraisa sausu, niezo\u0161u un iekaisu\u0161u \u0101du. Vair\u0101kos kl\u012bniskos p\u0113t\u012bjumos ir pier\u0101d\u012bts, ka alitretino\u012bns, recep\u0161u medikaments ar A vitam\u012bna aktivit\u0101ti, ir efekt\u012bvs ekz\u0113mas \u0101rst\u0113\u0161an\u0101.<\/p>\n\n\n\n

Vien\u0101 12 ned\u0113\u013cu p\u0113t\u012bjum\u0101 cilv\u0113kiem ar hronisku ekz\u0113mu, kuri lietoja 10 l\u012bdz 40 mg alitretino\u012bna dien\u0101, l\u012bdz 53% nov\u0113roja simptomu samazin\u0101\u0161anos.1<\/a><\/sup><\/p>\n\n\n\n

Atcerieties, ka sausai \u0101dai var b\u016bt daudz iemeslu, bet hronisks A vitam\u012bna tr\u016bkums var b\u016bt viens. <\/p>\n\n\n\n

A vitam\u012bnam ir svar\u012bga loma \u0101das atjauno\u0161an\u0101 un pal\u012bdz c\u012bn\u012bties ar iekaisumu. \u0160\u012bs bar\u012bbas vielas tr\u016bkums var izrais\u012bt iekais\u012bgus \u0101das st\u0101vok\u013cus.<\/p><\/blockquote>\n\n\n\n

Speci\u0101listu ieteiktie \u0101das piedevas:<\/p>\n\n\n\n

\n
\u0100da<\/strong><\/a><\/div>\n<\/div>\n\n\n\n

Sausas acis<\/strong><\/h2>\n\n\n\n

Acu probl\u0113mas ir viena no visbie\u017e\u0101k sastopamaj\u0101m probl\u0113m\u0101m, kas saist\u012btas ar A vitam\u012bna defic\u012btu.<\/p>\n\n\n\n

\u0100rk\u0101rt\u0113jos gad\u012bjumos nepietiekama A vitam\u012bna uz\u0146em\u0161ana var izrais\u012bt piln\u012bgu aklumu.<\/p>\n\n\n\n

Sausas acis vai nesp\u0113ja ra\u017eot asaras ir viena no pirmaj\u0101m A vitam\u012bna defic\u012bta paz\u012bm\u0113m.<\/p>\n\n\n\n

Ikdienas uztura papildin\u0101\u0161ana ar A vitam\u012bnu var uzlabot pa\u0161saj\u016btu.<\/p>\n\n\n\n

Viens p\u0113t\u012bjums atkl\u0101ja, ka lielas A vitam\u012bna devas samazin\u0101ja saus\u0101s acs 63% izplat\u012bbu z\u012bdai\u0146iem un b\u0113rniem, kuri sa\u0146\u0113ma uztura bag\u0101tin\u0101t\u0101jus 16 m\u0113ne\u0161us.2<\/a><\/sup><\/p>\n\n\n\n

\n
Papildin\u0101jumi ac\u012bm<\/strong><\/a><\/div>\n<\/div>\n\n\n\n

A vitam\u012bna defic\u012bts var izrais\u012bt acu sausumu, aklumu vai radzenes pav\u0101jin\u0101\u0161anos. Viena no pirmaj\u0101m defic\u012bta paz\u012bm\u0113m bie\u017ei vien ir nesp\u0113ja izdal\u012bt asaras.<\/p><\/blockquote>\n\n\n\n

Neaugl\u012bba, gr\u016bt\u012bbas palikt st\u0101vokl\u012b<\/strong><\/h2>\n\n\n\n

A vitam\u012bns ir b\u016btisks gan v\u012brie\u0161u, gan sievie\u0161u reprodukcijai, k\u0101 ar\u012b pareizai z\u012bdai\u0146u att\u012bst\u012bbai.<\/p>\n\n\n\n

Ja jums ir probl\u0113mas ar gr\u016btniec\u012bbu, viens no iemesliem var b\u016bt A vitam\u012bna defic\u012bts. A vitam\u012bna defic\u012bts var izrais\u012bt neaugl\u012bbu gan v\u012brie\u0161iem, gan sieviet\u0113m.<\/p>\n\n\n\n

P\u0113t\u012bjumi liecina, ka \u017eurku m\u0101t\u012bt\u0113m, kur\u0101m tr\u016bkst A vitam\u012bna, ir gr\u016bt\u012bbas palikt st\u0101vokl\u012b un t\u0101m var b\u016bt embriji ar iedzimtiem defektiem.3<\/a><\/sup><\/p>\n\n\n\n

Citi p\u0113t\u012bjumi liecina, ka neaugl\u012bgiem v\u012brie\u0161iem var b\u016bt liel\u0101ka vajadz\u012bba p\u0113c antioksidantiem paaugstin\u0101ta oksidat\u012bv\u0101 stresa d\u0113\u013c vi\u0146u organism\u0101. A vitam\u012bns ir viena no uzturviel\u0101m, kas organism\u0101 darbojas k\u0101 antioksidants.<\/p>\n\n\n\n

A vitam\u012bna defic\u012bts ir saist\u012bts ar\u012b ar spont\u0101no abortu.<\/p>\n\n\n\n

P\u0113t\u012bjum\u0101, kur\u0101 analiz\u0113ja da\u017e\u0101du uzturvielu l\u012bmeni asin\u012bs sieviet\u0113m, kur\u0101m bija atk\u0101rtoti spont\u0101nie aborti, atkl\u0101j\u0101s, ka vi\u0146\u0101m bija zems A vitam\u012bna l\u012bmenis.4<\/a><\/sup><\/p>\n\n\n\n

Gan v\u012brie\u0161iem, gan sieviet\u0113m, kuri nesa\u0146em pietiekami daudz A vitam\u012bna, var b\u016bt augl\u012bbas probl\u0113mas. Zems A vitam\u012bna l\u012bmenis var izrais\u012bt ar\u012b spont\u0101nu abortu vai iedzimtus defektus topo\u0161ajiem vec\u0101kiem.<\/p><\/blockquote>\n\n\n\n

Pal\u0113nin\u0101ta izaugsme<\/strong><\/h2>\n\n\n\n

B\u0113rni, kuri nesa\u0146em pietiekami daudz A vitam\u012bna, var piedz\u012bvot pan\u012bku\u0161u aug\u0161anu. Tas ir t\u0101p\u0113c, ka A vitam\u012bns ir b\u016btisks cilv\u0113ka \u0137erme\u0146a pareizai att\u012bst\u012bbai.<\/p>\n\n\n\n

Vair\u0101ki p\u0113t\u012bjumi liecina, ka A vitam\u012bna papildin\u0101\u0161ana atsevi\u0161\u0137i vai kop\u0101 ar cit\u0101m uzturviel\u0101m var uzlabot aug\u0161anu. Liel\u0101k\u0101 da\u013ca \u0161o p\u0113t\u012bjumu tika veikti ar b\u0113rniem jaunatt\u012bst\u012bbas valst\u012bs.5<\/a><\/sup><\/p>\n\n\n\n

Faktiski Indon\u0113zijas p\u0113t\u012bjums, kur\u0101 piedal\u012bj\u0101s vair\u0101k nek\u0101 1000 b\u0113rnu, atkl\u0101ja, ka tie, kuriem bija A vitam\u012bna defic\u012bts un kuri \u010detrus m\u0113ne\u0161us lietoja lielas devas uztura bag\u0101tin\u0101t\u0101jus, pieauga par 0,39 cm vair\u0101k nek\u0101 b\u0113rni, kuri lietoja placebo.6<\/a><\/p>\n\n\n\n

Tom\u0113r p\u0113t\u012bjumu p\u0101rskats atkl\u0101ja, ka A vitam\u012bna papildin\u0101\u0161ana ar cit\u0101m uzturviel\u0101m var vair\u0101k ietekm\u0113t aug\u0161anu nek\u0101 tikai A vitam\u012bna piedevas.<\/p>\n\n\n\n

A vitam\u012bna defic\u012bts b\u0113rniem var izrais\u012bt aizkav\u0113tu aug\u0161anu. A vitam\u012bna papildin\u0101\u0161ana ar cit\u0101m uzturviel\u0101m var uzlabot aug\u0161anu vair\u0101k nek\u0101 tikai A vitam\u012bna papildin\u0101\u0161ana.<\/p><\/blockquote>\n\n\n\n

Infekcijas<\/strong><\/h2>\n\n\n\n

Bie\u017eas infekcijas, \u012bpa\u0161i r\u012bkl\u0113 vai kr\u016bt\u012bs, var liecin\u0101t par A vitam\u012bna defic\u012btu.<\/p>\n\n\n\n

A vitam\u012bna piedevas var pal\u012bdz\u0113t ar elpce\u013cu infekcij\u0101m, ta\u010du p\u0113t\u012bjumu rezult\u0101ti ir da\u017e\u0101di.<\/p>\n\n\n\n

P\u0113t\u012bjum\u0101 ar b\u0113rniem Ekvador\u0101 atkl\u0101j\u0101s, ka b\u0113rniem ar nepietiekamu svaru, kuri ned\u0113\u013c\u0101 lietoja 10 000 SV A vitam\u012bna, bija maz\u0101k elpce\u013cu infekciju nek\u0101 tiem, kuri lietoja placebo.7<\/a><\/p>\n\n\n\n

No otras puses, p\u0101rskats par p\u0113t\u012bjumiem ar b\u0113rniem atkl\u0101ja, ka A vitam\u012bna piedevas var palielin\u0101t r\u012bkles un kr\u016b\u0161kurvja infekciju 8% att\u012bst\u012bbas risku.<\/p>\n\n\n\n

Turkl\u0101t augsts provitam\u012bna A karotino\u012bda beta-karot\u012bna l\u012bmenis asin\u012bs var aizsarg\u0101t pret elpce\u013cu infekcij\u0101m, liecina viens p\u0113t\u012bjums ar gados vec\u0101kiem cilv\u0113kiem.<\/p>\n\n\n\n

A vitam\u012bna piedevas var aizsarg\u0101t b\u0113rnus ar nepietiekamu svaru pret infekcij\u0101m, bet var palielin\u0101t infekcijas risku cit\u0101s grup\u0101s. Pieaugu\u0161ajiem ar augstu A vitam\u012bna l\u012bmeni asin\u012bs var b\u016bt maz\u0101k r\u012bkles un kr\u016b\u0161kurvja infekciju.<\/p><\/blockquote>\n\n\n\n

Slikta br\u016b\u010du dz\u012b\u0161ana<\/strong><\/h2>\n\n\n\n

Br\u016bces, kas slikti dzied\u0113 p\u0113c traumas vai oper\u0101cijas, var b\u016bt saist\u012btas ar zemu A vitam\u012bna l\u012bmeni.<\/p>\n\n\n\n

Tas ir t\u0101p\u0113c, ka A vitam\u012bns stimul\u0113 kolag\u0113na ra\u017eo\u0161anu, kas ir svar\u012bga vesel\u012bgas \u0101das sast\u0101vda\u013ca. P\u0113t\u012bjumi liecina, ka gan iek\u0161\u0137\u012bgi, gan lok\u0101li lietojams A vitam\u012bns var stiprin\u0101t \u0101du.<\/p>\n\n\n\n

P\u0113t\u012bjums ar \u017eurk\u0101m par\u0101d\u012bja, ka peror\u0101lais A vitam\u012bns uzlabo kolag\u0113na ra\u017eo\u0161anu. <\/p>\n\n\n\n

Papildu p\u0113t\u012bjumi ar \u017eurk\u0101m par\u0101d\u012bja, ka \u0101das apstr\u0101de ar lok\u0101lu A vitam\u012bnu aizsarg\u0101 pret br\u016bc\u0113m, kas saist\u012btas ar diab\u0113tu.<\/p>\n\n\n\n

Cilv\u0113ku p\u0113t\u012bjumi liecina par l\u012bdz\u012bgiem rezult\u0101tiem. Gados vec\u0101kiem v\u012brie\u0161iem, kuri \u0101rst\u0113ja savas br\u016bces ar lok\u0101lu A vitam\u012bnu, br\u016bces izm\u0113rs samazin\u0101j\u0101s par 50%, sal\u012bdzinot ar v\u012brie\u0161iem, kuri nelietoja kr\u0113mu.8<\/sup><\/a><\/p>\n\n\n\n

A vitam\u012bna peror\u0101l\u0101s un lok\u0101l\u0101s formas var veicin\u0101t br\u016b\u010du dz\u012b\u0161anu.<\/p><\/blockquote>\n\n\n\n

Pinnes<\/strong><\/h2>\n\n\n\n

T\u0101 k\u0101 A vitam\u012bns veicina \u0101das att\u012bst\u012bbu un c\u012bn\u0101s ar iekaisumu, tas var pal\u012bdz\u0113t nov\u0113rst vai \u0101rst\u0113t pinnes.<\/p>\n\n\n\n

Vair\u0101ki p\u0113t\u012bjumi ir saist\u012bju\u0161i zemu A vitam\u012bna l\u012bmeni ar p\u016bt\u012b\u0161u kl\u0101tb\u016btni.<\/p>\n\n\n\n

Vien\u0101 p\u0113t\u012bjum\u0101 ar 200 pieaugu\u0161ajiem A vitam\u012bna l\u012bmenis bija par 80 mikrogramiem zem\u0101ks cilv\u0113kiem, kuriem bija pinnes, nek\u0101 tiem, kuriem nebija.<\/p>\n\n\n\n

A vitam\u012bns var pal\u012bdz\u0113t samazin\u0101t pinnes. P\u0113t\u012bjumi liecina, ka kr\u0113mi, kas satur A vitam\u012bnu, var samazin\u0101t aknes boj\u0101jumu skaitu 50%.9<\/a><\/sup><\/p>\n\n\n\n

Vispaz\u012bstam\u0101k\u0101 peror\u0101l\u0101 A vitam\u012bna forma, ko lieto p\u016bt\u012b\u0161u \u0101rst\u0113\u0161anai, ir izotretino\u012bns. \u0160\u012bs z\u0101les var b\u016bt \u013coti efekt\u012bvas p\u016bt\u012btes \u0101rst\u0113\u0161an\u0101, ta\u010du t\u0101m var b\u016bt daudz blakuspar\u0101d\u012bbu, tostarp garast\u0101vok\u013ca izmai\u0146as un iedzimtus defektus.<\/p>\n\n\n\n

Pinnes ir saist\u012btas ar zemu A vitam\u012bna l\u012bmeni. Gan peror\u0101l\u0101s, gan lok\u0101l\u0101s A vitam\u012bna formas bie\u017ei ir efekt\u012bvas p\u016bt\u012btes \u0101rst\u0113\u0161an\u0101, ta\u010du t\u0101m var b\u016bt nev\u0113lamas blakuspar\u0101d\u012bbas.<\/p><\/blockquote>\n\n\n\n

A vitam\u012bna p\u0101rdoz\u0113\u0161ana<\/strong><\/h2>\n\n\n\n

A vitam\u012bns ir v\u0113rt\u012bgs visp\u0101r\u0113jai vesel\u012bbai. Bet p\u0101r\u0101k daudz no t\u0101 var b\u016bt b\u012bstami.<\/p>\n\n\n\n

Hipervitaminoze A jeb A vitam\u012bna toksicit\u0101te parasti rodas, ja ilgsto\u0161i tiek lietotas lielas uztura bag\u0101tin\u0101t\u0101ju devas. Cilv\u0113ki reti sa\u0146em p\u0101r\u0101k daudz A vitam\u012bna tikai no ikdienas uztura.<\/p>\n\n\n\n

A vitam\u012bna p\u0101rpalikums tiek uzkr\u0101ts akn\u0101s un var izrais\u012bt toksicit\u0101ti un problem\u0101tiskus simptomus, piem\u0113ram, redzes izmai\u0146as, sausu un raupju \u0101du, \u010d\u016blas mut\u0113 un apjukumu.<\/p>\n\n\n\n

Gr\u016btniec\u0113m j\u0101b\u016bt \u012bpa\u0161i uzman\u012bg\u0101m, lai nepat\u0113r\u0113tu p\u0101r\u0101k daudz A vitam\u012bna, lai izvair\u012btos no iesp\u0113jamiem iedzimtiem defektiem.<\/p>\n\n\n\n

Pirms A vitam\u012bna piedevu lieto\u0161anas vienm\u0113r konsult\u0113jieties ar savu vesel\u012bbas apr\u016bpes sniedz\u0113ju.<\/p>\n\n\n\n

Cilv\u0113kiem ar noteiktiem vesel\u012bbas trauc\u0113jumiem var b\u016bt nepiecie\u0161ams augst\u0101ks A vitam\u012bna l\u012bmenis. Tom\u0113r liel\u0101kajai da\u013cai vesel\u012bgu pieaugu\u0161o ir nepiecie\u0161ami 700\u2013900 mikrogrami dien\u0101. <\/p>\n\n\n\n

A vitam\u012bna toksicit\u0101te parasti rodas, lietojot p\u0101r\u0101k daudz A vitam\u012bna piedevu. Tas var izrais\u012bt nopietnas probl\u0113mas, tostarp redzes izmai\u0146as un \u010d\u016blas mut\u0113.<\/p><\/blockquote>\n\n\n\n

Tas ir svar\u012bgi<\/strong><\/h2>\n\n\n\n

P\u0101r\u0101k mazs A vitam\u012bna daudzums var izrais\u012bt \u0101das iekaisumus, neaugl\u012bbu, aizkav\u0113tu aug\u0161anu un elpce\u013cu infekcijas.<\/p>\n\n\n\n

Cilv\u0113kiem ar br\u016bc\u0113m un p\u016bt\u012bt\u0113m var b\u016bt zem\u0101ks A vitam\u012bna l\u012bmenis asin\u012bs un vi\u0146i var g\u016bt labumu no liel\u0101k\u0101m A vitam\u012bna dev\u0101m.<\/p>\n\n\n\n

A vitam\u012bns ir atrodams ga\u013c\u0101, pien\u0101 un ol\u0101s, k\u0101 ar\u012b sarkan\u0101, oran\u017e\u0101, dzelten\u0101 un za\u013c\u0101 augu p\u0101rtik\u0101. Lai p\u0101rliecin\u0101tos, ka sa\u0146emat pietiekami daudz A vitam\u012bna, \u0113diet da\u017e\u0101dus \u0161os p\u0101rtikas produktus.<\/p>\n\n\n\n

Ja jums ir aizdomas, ka jums ir A vitam\u012bna defic\u012bts, konsult\u0113jieties ar savu \u0101rstu vai vesel\u012bbas apr\u016bpes sniedz\u0113ju. A vitam\u012bna defic\u012bta korekcija var b\u016bt vienk\u0101r\u0161a, izmantojot pareizos p\u0101rtikas produktus un uztura bag\u0101tin\u0101t\u0101jus.<\/p>\n\n\n\n

Ir svar\u012bgi atcer\u0113ties<\/strong>ka katra vesel\u012bba ir individu\u0101la un visiem nav vienotas receptes!<\/p>\n\n\n\n

T\u0101tad, ja v\u0113laties uzzin\u0101t, k\u0101das uzturvielas j\u016bsu \u0137ermenim \u0161obr\u012bd var\u0113tu pietr\u016bkt, vesel\u012bbas speci\u0101listi iesaka ce\u013cvedi \u2013  "Tava diena"<\/strong><\/a>.<\/p>\n\n\n\n