Txhua yam koj xav paub txog kev kuaj thyroxine (T4)!

Koj puas tau hnov ​​txog lub qog thyroid? Tej zaum koj tus kws kho mob tau hais kom koj ua qhov kev kuaj hu ua T4. Yog li, qhov T4 no yog dab tsi? Vim li cas qhov kev kuaj no thiaj ua? Tej zaum koj muaj cov lus nug zoo li no. Hnub no, peb yuav tham txog qhov kev kuaj T4 no hauv txoj kev yooj yim uas koj tuaj yeem nkag siab.

Kev kuaj T4 (thyroxine) yog dab tsi?

Hais yooj yim xwb, kev kuaj T4 (thyroxine) yog ib qho kev kuaj ntshav tseem ceeb uas xyuas seb koj lub qog thyroid ua haujlwm zoo npaum li cas. Nws kuj tseem tuaj yeem pab kuaj mob cov kab mob ntsig txog thyroid.

Xav txog seb, lub qog thyroid yog ib lub qog me me zoo li npauj npaim nyob rau pem hauv ntej ntawm koj lub caj dab, nyob saum koj lub pob txha caj dab. Nws yog ib feem ntawm peb lub cev endocrine system . Nws yog lub qog uas ua cov tshuaj hormones thyroid thiab tso lawv mus rau hauv cov ntshav. Cov tshuaj hormones no ces mus ncig los ntawm cov ntshav thiab cuam tshuam rau ntau yam kabmob hauv peb lub cev.

Thyroxine, tseem hu ua T4 , yog cov tshuaj hormones uas koj lub qog thyroid tso tawm ntau tshaj plaws. Yog tias T4 ntau hauv koj cov ntshav siab lossis qis, nws tuaj yeem yog ib qho cim qhia txog kab mob thyroid.

Cov kws kho mob kuaj cov theem T4 los ntawm kev siv cov ntshav kuaj. Cov thyroxine (T4) no muaj ob hom:

• Bound T4: Qhov no yog khi rau cov protein, yog li nws tsis tuaj yeem nkag mus rau hauv lub cev cov ntaub so ntswg.
• T4 Dawb: Qhov no yog T4 "dawb" uas nkag mus rau hauv cov nqaij ntawm lub cev thiab ua nws txoj haujlwm.

Yog li ntawd, muaj ntau qhov kev kuaj uas ntsuas cov theem T4. Kev kuaj ntshav uas ntsuas ob qho tib si T4 dawb thiab T4 khi hu ua kev kuaj T4 tag nrho . Qee qhov kev kuaj ntshav tsuas ntsuas T4 dawb xwb. Qhov tseeb, cov kws kho mob feem ntau siv kev kuaj T4 dawb los kuaj xyuas kev ua haujlwm ntawm thyroid vim nws raug dua li kev kuaj T4 tag nrho.

Koj tus kws kho mob yuav ua qhov kev kuaj TSH (Thyroid-Stimulating Hormone) nrog rau koj qhov kev kuaj T4. TSH yog ib yam tshuaj hormones uas koj lub qog pituitary tsim tawm. Tus TSH no ua rau koj lub qog thyroid tsim cov tshuaj hormones T4 thiab T3 (triiodothyronine) .

Qhov tseeb, txoj hauv kev zoo tshaj plaws los ntsuam xyuas kev ua haujlwm ntawm cov thyroid yog nrog kev kuaj TSH. Thaum ua ke nrog kev kuaj TSH, kev kuaj T4 tuaj yeem muab daim duab tseeb dua ntawm kev ua haujlwm ntawm cov thyroid. Nws yuav tsis tsim nyog los ntsuas cov theem T4 hauv txhua yam mob thyroid.

Muaj ntau lub npe rau qhov kev xeem T4:

• Cov thyroxine dawb
• Tag nrho cov T4 concentration
• Kev kuaj mob Thyroxine
• Kev sib xyaw ua ke ntawm T4 dawb
• Cov ntsuas T4 dawb (FTI)

Thyroxine (T4) yog dab tsi thiab nws ua dab tsi?

Thyroxine (T4), tseem hu ua tetraiodothyronine , yog cov tshuaj hormones tseem ceeb uas koj lub qog thyroid tso tawm rau hauv cov ntshav. Lub qog thyroid kuj tso tawm me ntsis ntawm cov tshuaj hormones hu ua triiodothyronine (T3) . Vim tias T4 thiab T3 ua haujlwm ua ke, lawv ob leeg feem ntau hu ua "thyroid hormones."

Tam sim no, saib seb, cov tshuaj hormones yog cov tshuaj uas sib koom tes ua ntau yam haujlwm hauv peb lub cev. Lawv nqa cov lus los ntawm cov ntshav mus rau peb cov kabmob, cov leeg, thiab lwm cov nqaij. Cov cim no qhia peb lub cev tias yuav ua li cas thiab thaum twg yuav ua.

Cov T4 uas koj lub qog thyroid tso tawm tsis ua haujlwm , txhais tau tias nws tsis cuam tshuam ncaj qha rau koj lub cev cov hlwb. Txawm li cas los xij, koj lub siab thiab lub raum hloov feem ntau ntawm cov thyroxine no mus rau hauv triiodothyronine (T3) , ib qho tshuaj hormones uas cuam tshuam rau koj lub cev cov hlwb.

Ua ke, T4 thiab T3 tswj ntau yam haujlwm tseem ceeb hauv peb lub cev. Nov yog ob peb yam piv txwv:

• Tus nqi metabolic: Qhov no yog tus nqi uas cov khoom noj koj noj hloov mus ua zog.
• Kev ua haujlwm ntawm lub plawv thiab lub plab zom mov.
• Kev tswj cov leeg nqaij.
• Kev loj hlob ntawm lub hlwb.
• Kev saib xyuas pob txha.

Cov tshuaj thyroxine tsim

Cov kws kho mob sau ntawv kom siv cov tshuaj thyroxine uas yog ib hom tshuaj hu ua levothyroxine los kho mob hypothyroidism , uas yog ib yam mob uas cov qog thyroid tsis ua haujlwm zoo. Kuj tseem yuav sau tshuaj no ua ke nrog kev phais thiab lwm yam kev kho mob rau qee hom mob qog thyroid.

Vim li cas kuv thiaj xav tau kev kuaj T4 (thyroxine)?

Cov kws kho mob siv cov kev kuaj T4 los ntsuas seb koj cov thyroid ua haujlwm zoo li cas. Nov yog qee qhov laj thawj uas koj tus kws kho mob yuav xaj kom kuaj T4 (ntxiv rau kev kuaj TSH):

• Yog tias koj muaj cov txiaj ntsig ntawm kev kuaj mob thyroid-stimulating hormone (TSH) tsis zoo, tshawb xyuas ntxiv.
• Tshawb nrhiav seb cov thyroid ua haujlwm ntau dhau (hyperthyroidism ) lossis hypothyroidism (tsis ua haujlwm zoo).
• Yog tias koj noj tshuaj thyroid hormone replacement therapy (tshuaj), saib xyuas koj cov T4.
• Tshuaj ntsuam cov menyuam mos rau hypothyroidism.
• Soj ntsuam seb puas muaj lwm yam mob xws li mob qog caj dab (goiter ), mob qog hauv cov thyroid ( mob qog hauv cov qog hauv lub qog thyroid), thiab teeb meem nrog koj lub qog pituitary lossis hypothalamus .
• Tshawb xyuas seb cov tshuaj hormones hauv lub cev qis npaum li cas vim yog qhov ua rau muaj teeb meem ntawm lub qog pituitary (central hypothyroidism).

Dua li no, cov kws kho mob xaj kom kuaj T4 dawb ntau zaus dua li kuaj T4 tag nrho . Hauv qee qhov xwm txheej tshwj xeeb, xws li thaum cev xeeb tub, yuav tsum kuaj T4 tag nrho es tsis yog kuaj T4 dawb.

Leej twg yog tus ua qhov kev kuaj ntshav T4 (thyroxine)?

Feem ntau, tus kws kho mob ntshav yuav kos cov ntshav, uas kuj yog kev kos cov ntshav rau kev kuaj ntshav T4. Txawm li cas los xij, txhua tus neeg ua haujlwm kho mob uas tau kawm txog kev kos cov ntshav tuaj yeem ua qhov no. Tom qab ntawd lawv xa cov ntshav mus rau chav kuaj mob. Nyob ntawd, tus kws tshawb fawb hauv chav kuaj mob yuav npaj cov ntshav thiab kuaj nws siv cov tshuab hu ua cov tshuab ntsuas ntshav .

Kuv yuav npaj li cas rau kev kuaj T4 (thyroxine)?

Feem ntau koj tsis tas yuav ua dab tsi tshwj xeeb rau kev kuaj T4. Txawm li cas los xij, nyob ntawm seb yog vim li cas rau kev kuaj, koj yuav tsum tsis txhob noj qee yam tshuaj lossis tshuaj ntxiv. Txawm li cas los xij, koj tus kws kho mob yuav muab cov lus qhia tshwj xeeb rau koj txog qhov no.

Tseem Ceeb: Biotin yog ib yam tshuaj ntxiv uas yuav tsis tas yuav muaj ntawv yuav tshuaj uas ua rau qee qhov kev kuaj mob thyroid zoo li txawv txav, txawm tias lawv yeej yog ib txwm muaj los xij. Yog li ntawd, nws raug pom zoo kom koj tsum tsis txhob noj cov tshuaj biotin 3 txog 5 hnub ua ntej kev kuaj ntshav uas cuam tshuam nrog thyroid .

Yuav tsum xav li cas thaum lub sijhawm kuaj ntshav T4 (thyroxine)?

Thaum koj kuaj ntshav los yog koj cov ntshav raug rho tawm, koj tuaj yeem xav tias yuav muaj tej yam zoo li no:

• Koj yuav zaum hauv ib lub rooj zaum. Tom qab ntawd tus kws kho mob ntshav yuav saib koj txhais caj npab thiab xaiv cov leeg ntshav uas yooj yim nkag mus. Qhov no feem ntau yog nyob rau sab hauv ntawm koj txhais caj npab, tom qab koj lub luj tshib.
• Thaum pom ib txoj hlab ntsha lawm, ces thaj chaw ntawd yuav raug ntxuav thiab tua kab mob.
• Tom qab ntawd muab ib rab koob me me ntxig rau hauv koj cov leeg ntshav thiab coj cov ntshav mus kuaj. Tej zaum koj yuav hnov ​​​​​​qhov mob me ntsis thaum lub sijhawm no.
• Tom qab muab koob txhaj rau hauv lawm, yuav muab ib co ntshav me me sau rau hauv ib lub raj kuaj.
• Tom qab sau cov ntshav tas, ces muab rab koob rho tawm thiab muab ib daim paj rwb los yog daim ntaub qhwv rau saum qhov chaw ntawd kom tsis txhob los ntshav.
• Tom qab ntawd muab ib daim ntaub qhwv rau thaj chaw ntawd. Ces koj txoj haujlwm tiav lawm.

Tag nrho cov txheej txheem no feem ntau siv sijhawm tsawg dua tsib feeb .

Yuav muaj dab tsi tshwm sim tom qab kuaj T4 (thyroxine)?

Tom qab tus kws kho mob ntshav coj koj cov ntshav mus kuaj, nws raug xa mus rau chav kuaj ntshav kom kuaj. Thaum cov txiaj ntsig ntawm kev kuaj tau los, koj tus kws kho mob yuav qhia koj cov txiaj ntsig.

Cov kev pheej hmoo ntawm kev kuaj ntshav T4 (thyroxine) yog dab tsi?

Kev kuaj ntshav yog ib qho tseem ceeb heev ntawm kev kuaj mob thiab kev kuaj mob. Cov kev pheej hmoo ntawm kev kuaj ntshav T4 yog me me heev . Tej zaum koj yuav muaj qee qhov mob lossis mob qhov twg cov ntshav raug rub tawm, tab sis qhov no yuav ploj mus sai sai.

Thaum twg kuv mam li paub cov txiaj ntsig ntawm kuv qhov kev kuaj T4 (thyroxine)?

Feem ntau, koj yuav tsum tau txais koj cov txiaj ntsig ntawm kev kuaj T4 hauv ib lossis ob hnub ua haujlwm . Txawm li cas los xij, nws tuaj yeem siv sijhawm ntev dua.

Cov txiaj ntsig ntawm kev kuaj T4 (thyroxine) yog dab tsi?

Cov ntawv qhia txog kev kuaj ntshav, suav nrog cov ntawv qhia txog kev kuaj T4, feem ntau muaj cov ntaub ntawv hauv qab no:

• Lub npe ntawm qhov kev kuaj ntshav lossis yam uas tau ntsuas hauv koj cov ntshav.
• Tus lej lossis qhov ntsuas ntawm koj cov txiaj ntsig ntawm kev kuaj ntshav.
• Qhov ntawd yog qhov ntsuas ib txwm rau qhov kev xeem.
• Cov ntaub ntawv qhia seb koj qhov tshwm sim puas yog ib txwm muaj lossis tsis zoo, lossis siab lossis qis.

Cov theem T4 dawb li cas yog dab tsi?

Cov theem ib txwm ntawm cov T4 dawb sib txawv nyob ntawm koj lub hnub nyoog . Feem ntau, cov theem ib txwm rau cov T4 dawb hauv cov neeg noj qab haus huv yog raws li nram no:

• Cov menyuam yaus txog 5 xyoos: 0.8 - 2.8 nanograms ib deciliter (ng/dL)
• Cov menyuam yaus hnub nyoog 6 txog 15 xyoos: 0.8 - 2.1 ng/dL
• Cov tub hluas ntxhais hluas hnub nyoog 16 txog 17 xyoo: 0.8 - 2.8 ng/dL
• Cov poj niam hluas hnub nyoog 16 txog 17 xyoo: 0.8 - 1.5 ng/dL
• Cov neeg laus hnub nyoog tshaj 18 xyoo: 0.9 – 1.7 ng/dL

Lus Cim: Cov qib ib txwm muaj rau cov T4 dawb yuav txawv me ntsis ntawm cov chaw kuaj mob. Nco ntsoov xyuas cov qib siv rau koj cov txiaj ntsig, raws li teev nyob rau hauv koj daim ntawv qhia kev kuaj mob. Yog tias koj muaj lus nug txog koj cov txiaj ntsig, nug koj tus kws kho mob.

Yuav ua li cas yog tias T4 (thyroxine) theem siab dhau lawm?

Yog tias koj cov T4 lossis T4 dawb siab dua li qub, nws yuav yog ib qho cim ntawm tus mob hu ua thyrotoxicosis . Qhov no tuaj yeem tshwm sim los ntawm ntau yam, suav nrog hyperthyroidism ( overactive thyroid gland), o ntawm lub qog thyroid (thyroiditis) , thiab noj tshuaj thyroid ntau dhau.

Kab mob thyrotoxicosis ua rau koj lub cev zom zaub mov sai dua. Qhov no tuaj yeem ua rau koj muaj kev phom sij rau koj txoj kev noj qab haus huv. Qee cov tsos mob ntawm thyrotoxicosis yog:

• Poob phaus tsis muaj laj thawj.
• Mus chav dej ntau zaus dua.
• Lub plawv dhia ceev lossis tsis xwm yeem (arrhythmia) .

Yog tias koj muaj cov tsos mob ntawm thyrotoxicosis, nws yog ib qho tseem ceeb heev uas yuav tsum hu rau koj tus kws kho mob.

Txawm hais tias cov theem T4 dawb yog qhov ib txwm muaj, lwm yam mob uas tuaj yeem ua rau tag nrho cov theem T4 nce siab suav nrog cev xeeb tub thiabNoj cov tshuaj tiv thaiv kev xeeb tub uas muaj estrogen . Hauv ob qho tib si, qhov no yog vim tias cov estrogen siab heev. Estrogen ua rau cov protein ntau ntxiv uas khi rau T4, uas ua rau tag nrho T4 nce ntxiv (piv txwv li, kev khi T4 + protein dawb).

Yuav ua li cas yog tias T4 (thyroxine) theem poob qis dhau?

Yog tias koj cov T4 qis dua li qub, nws feem ntau qhia txog hypothyroidism (lub qog thyroid tsis ua haujlwm). Hypothyroidism muaj ntau yam ua rau. Piv txwv li suav nrog qee yam kab mob autoimmune , tsis tau txais iodine txaus hauv koj cov zaub mov noj, thiab kev siv qee yam tshuaj.

Hypothyroidism ua rau koj lub cev zom zaub mov qeeb. Qee cov tsos mob muaj xws li:

• Qaug zog.
• Tsis muaj peev xwm dais qhov txias.
• Lub plawv dhia qis.
• Qhov hnyav nce.

Yog tias koj muaj cov tsos mob ntawm hypothyroidism, nws yog ib qho tseem ceeb heev uas yuav tsum tham nrog koj tus kws kho mob.

Kuv puas yuav tsum txhawj xeeb yog tias kuv qhov kev kuaj T4 (thyroxine) qis lossis siab?

Cov txiaj ntsig ntawm kev kuaj T4 pub dawb feem ntau yog qhov tseeb. Txawm li cas los xij, qee yam tseem ceeb tuaj yeem cuam tshuam rau cov txiaj ntsig. Piv txwv li:

• Qee cov tshuaj los yog cov tshuaj ntxiv.
• Cev xeeb tub.
• Muaj mob hnyav los yog tsis muaj zaub mov noj txaus.

Koj tus kws kho mob yuav xav txog cov yam no thaum txhais koj cov txiaj ntsig.

Yog tias koj cov txiaj ntsig ntawm kev kuaj T4 tsis zoo li qub, koj tus kws kho mob yuav hais kom kuaj ntxiv rau cov thyroid kom pab kuaj mob. Cov kev kuaj no yuav suav nrog:

• Kev kuaj T3 (Triiodothyronine) (lwm yam tshuaj hormones thyroid).
• Kev kuaj TSH (Thyroid-Stimulating Hormone).
• Kev kuaj mob los kuaj mob Graves' disease (ib yam kab mob autoimmune uas ua rau hyperthyroidism).
• Kev kuaj mob los kuaj mob Hashimoto's (ib yam kab mob autoimmune uas ua rau hypothyroidism).

Cov theem TSH (thyroid stimulating hormone) thiab T4 (thyroxine) muaj feem cuam tshuam li cas?

TSH thiab T4 theem ncaj qha cuam tshuam rau ib leeg, vim tias thyroid-stimulating hormone (TSH) ua rau muaj thyroxine (T4) ntau ntxiv, thiab T4 theem siab ib ntus tiv thaiv TSH tso tawm.

Thaum koj mus kuaj ntshav los xyuas koj cov thyroid ua haujlwm thiab TSH, cov qib sib txawv ntawm txhua cov tshuaj hormones tuaj yeem qhia txog cov mob sib txawv. Cia peb saib seb qhov ntawd ua haujlwm li cas.

TSH qis thiab T4 ib txwm muaj

TSH qis thiab T4 ib txwm muaj feem ntau suav tias yog subclinical hyperthyroidism."Subclinical" txhais tau hais tias tus mob tsis ua rau muaj tsos mob, lossis tseem tsis tau pib muaj tsos mob. Cov kev tshawb fawb tau qhia tias kwv yees li 16% ntawm cov pej xeem raug kev txom nyem los ntawm tus mob no ntawm subclinical hyperthyroidism.

Yog tias koj cov txiaj ntsig ntawm kev kuaj ntshav qhia cov txiaj ntsig no, koj tus kws kho mob yuav txuas ntxiv saib xyuas koj cov qib kom pom tias lawv puas hloov pauv thiab ua rau muaj kev mob hyperthyroidism.

TSH qis thiab T4 siab

TSH qis thiab T4 siab feem ntau qhia txog hyperthyroidism . Qhov no yog vim koj lub qog thyroid tsim T4 ntau dhau vim muaj teeb meem. T4 ntau dhau no tiv thaiv koj lub hypothalamus los ntawm kev tso TSH.

TSH qis thiab T4 qis

Yog tias ob qho TSH thiab T4 qis, nws qhia tau tias muaj teeb meem nrog koj lub qog pituitary . Piv txwv li, ib yam dab tsi zoo li lub qog pituitary adenoma loj yuav tsis tso TSH txaus los txhawb kev tsim T4. Qhov no yog qhov sib xyaw ua ke ntawm cov txiaj ntsig tsis tshua muaj.

TSH siab thiab T4 ib txwm muaj

Thaum TSH theem siab thiab T4 theem zoo li qub, feem ntau nws suav hais tias yog subclinical hypothyroidism (tseem hu ua mild thyroid failure). Tus mob no cuam tshuam rau ntawm 3% thiab 8% ntawm cov pej xeem.

Yog tias koj cov txiaj ntsig ntawm kev kuaj ntshav qhia cov txiaj ntsig no, koj tus kws kho mob yuav txuas ntxiv saib xyuas koj cov qib kom pom tias lawv puas hloov pauv thiab ua rau muaj kev mob hypothyroidism.

TSH siab thiab T4 qis

Yog tias TSH cov qib siab thiab T4 cov qib qis, nws feem ntau qhia txog hypothyroidism ( thyroid tsis ua haujlwm vim muaj teeb meem thawj zaug nrog lub qog thyroid). Qhov no yog vim muaj teeb meem nrog koj lub qog thyroid uas ua rau kev tsim T4 txo qis, thiab koj lub qog pituitary teb los ntawm kev tso TSH ntau dhau los txhawb lub qog thyroid kom tsim T4 ntau dua.

TSH siab thiab T4 siab

Yog tias ob qho TSH thiab T4 siab, nws qhia tau tias muaj teeb meem nrog koj lub qog pituitary . Qhov no txhais tau tias lub qog pituitary tso TSH ntau dhau, uas ua rau koj lub qog thyroid tsim T4 ntau dhau. Qhov no yog qhov sib xyaw ua ke ntawm cov txiaj ntsig tsis tshua muaj .

Tej yam koj yuav tsum nco ntsoov los ntawm txhua yam no (Cov Lus Coj Mus Tsev)

Nws yog ib qho ib txwm muaj kev ntshai thaum koj pom cov txiaj ntsig kuaj mob tsis zoo. Tab sis tsis txhob ntshai . Cov mob thyroid, tshwj xeeb tshaj yog hypothyroidism, yog ib qho uas pom ntau heev thiab kho tau.Koj tus kws kho mob yuav qhia rau koj yog tias xav tau kev kuaj ntxiv kom nrhiav tau qhov ua rau T4 tsis zoo. Tsis txhob yig nug cov lus nug lossis teem sijhawm nrog koj tus kws kho mob los tham txog koj cov txiaj ntsig ntxiv. Nws yog ib qho tseem ceeb kom paub txog koj txoj kev noj qab haus huv.

Thyroxine , kev kuaj T4, thyroid, hormone, TSH, hypothyroidism, hyperthyroidism