Exam T4 (yaulere komanso yathunthu): ndi chiyani ndipo imachitika bwanji?
Zamkati
Kuyezetsa kwa T4 kumayesa kuyesa momwe chithokomiro chimagwirira ntchito poyesa timadzi T4 yonse ndi T4 yaulere. Momwe zinthu ziliri, TSH ya mahomoni imathandizira chithokomiro kupanga T3 ndi T4, omwe ndi mahomoni omwe amathandizira kagayidwe kake, kupereka mphamvu zofunikira pakugwira bwino ntchito kwa thupi. T4 imalumikizidwa kwathunthu kukhala mapuloteni kuti athe kunyamulidwa m'magazi kupita ku ziwalo zosiyanasiyana ndipo amatha kugwira ntchito.
Mayesowa atha kulimbikitsidwa ndi dokotala pakuwunika pafupipafupi, koma zimawonetsedwa bwino ngati munthuyo ali ndi zizindikilo za hypo kapena hyperthyroidism, mwachitsanzo, kapena ngati pali kusintha kwa TSH. Onani zomwe mayeso a TSH ndi malingaliro ake alili.
Kodi T4 yathunthu ndi yaulere T4 ndi chiani?
T4 yaulere yonse ndi T4 yathunthu imagwiritsidwa ntchito poyesa momwe chithokomiro chimagwirira ntchito, ndiye kuti, kutsimikizira ngati gland imatulutsa mahomoni abwinobwino komanso okwanira kuti apereke mphamvu pazochita zamthupi. Pafupifupi 1% ya T4 ili mu mawonekedwe aulere, ndipo ndi mawonekedwe omwe amagwiritsidwa ntchito mwamagetsi, ndiye kuti, imagwira ntchito. Mapuloteni a T4 alibe chilichonse, amangoyendetsedwa m'magazi kupita ku ziwalo, ndipo pakafunika kutero, amapatulidwa ndi protein ya ntchito.
Chiwerengero chonse cha T4 chimafanana ndi kuchuluka kwa mahomoni omwe amapangidwa, kuwunikidwa kuchuluka kwake komwe kumalumikizidwa kukhala mapuloteni komanso omwe amayenda mwaulere m'magazi. Komabe, kuchuluka kwathunthu kwa T4 kumatha kukhala kopanda tanthauzo kwenikweni, chifukwa pakhoza kukhala zosokoneza ndi mapuloteni omwe mahomoni amatha kumangirako.
Komabe, T4 yaulere, ndiyomwe imadziwika bwino, yovuta ndipo imalola kuwunika bwino chithokomiro, popeza kuchuluka kwa mahomoni omwe amagwira ntchito komanso kugwira ntchito m'thupi ndi omwe amayesedwa
Momwe mayeso amachitikira
Kuyezetsa kumachitika ndi magazi ndipo palibe kukonzekera kofunikira musanamwe. Komabe, ngati munthuyo akugwiritsa ntchito mankhwala aliwonse omwe amasokoneza chithokomiro, ayenera kudziwitsa adotolo kuti izi zidziwike pofufuza.
Magazi omwe asonkhanitsidwa amatumizidwa ku labotale, komwe amapangira mlingo waulere ndi wathunthu wa T4. Makhalidwe abwinobwino a T4 yaulere zili pakati 0.9 - 1.8 ng / dL, pomwe zikhalidwe zonse za T4 zimasiyana malinga ndi zaka:
| Zaka | Makhalidwe abwino a T4 yathunthu |
| Mlungu woyamba wa moyo | 15 µg / dL |
| Mpaka mwezi woyamba | 8.2 - 16.6 µg / dL |
| Pakati pa miyezi 1 ndi 12 ya moyo | 7.2 - 15.6 µg / dL |
| Pakati pa 1 ndi 5 zaka | 7.3 - 15 µg / dL |
| Pakati pa zaka 5 ndi 12 | 6.4 - 13.3 µg / dL |
| Kuyambira zaka 12 | 4.5 - 12.6 µg / dL |
Kukwera kapena kutsika kwa mfundo za T4 zitha kuwonetsa hypo kapena hyperthyroidism, khansa ya chithokomiro, thyroiditis, goiter komanso kusabereka kwa amayi, mwachitsanzo. Kuphatikiza apo, kuchepa kwamtengo wa T4 yaulere kumatha kuwonetsa kusowa kwa zakudya m'thupi kapena Hashimoto's thyroiditis, mwachitsanzo, matenda omwe amangodziyimira pawokha omwe amadziwika ndi kutupa kwa chithokomiro komwe kumabweretsa hyperthyroidism kutsatiridwa ndi hypothyroidism.
Nthawi yoti muchite
Mayeso a T4 amafunsidwa ndi endocrinologist pazinthu monga:
- Zotsatira zosintha za TSH;
- Kufooka, kuchepa kwa kagayidwe kathupi ndi kutopa, komwe kumatha kukhala chisonyezo cha hypothyroidism;
- Mantha, kuchuluka kagayidwe, kuchuluka njala, zomwe zingasonyeze hyperthyroidism;
- Khansa ya chithokomiro;
- Kufufuza pazomwe zimayambitsa kusabereka kwazimayi.
Kutengera kuwunika kwa zotsatira za mayeso ndi zizindikiritso za munthuyo, a endocrinologist amatha kufotokozera matenda ndi njira yabwino kwambiri yothandizira, motero kuwongolera mayendedwe a T4. Phunzirani za mayeso ena ofunikira kuti mupeze chithokomiro chanu.
Malangizo Athu
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