Tus Thyroid ua lub luag haujlwm tseem ceeb hauv kev tswj hwm lub cev metabolism, kev loj hlob thiab kev loj hlob. Tej qhov ua tsis tau zoo ntawm lub qog tuaj yeem ua rau tus tswv tsev ntawm cov teeb meem kev noj qab haus huv. Ib qho tseem ceeb hormones tsim los ntawm cov thyroid caj pas yog T4, uas tau hloov pauv hauv ntau lub cev cov ntaub so ntswg rau lwm qhov tseem ceeb, T3.

Dawb T4 (F-T4) yog kev ntsuas ntawm UNBOUND thiab ACTIVITY daim ntawv ntawm T4 Hormone ncig nyob rau hauv cov ntshav. Kev Saib Xyuas F4 yog qhov tseem ceeb rau kev ntsuas cov thyroid muaj nuj nqi thiab kuaj mob qog nqaij tawv.

Qhov tseem ceeb ntawm F-T4 kuaj:

Kev ntsuas F-T4 yog qhov tseem ceeb kom paub qhov txawv hyperthyroidism (hyperthyroidism (hypothyroidism (hypothyroidism (hypothyroidism (hypothyroidism (hypothyroidism (hypothyroidism (hypothyroidism (hypothyroidism Hyperthyroidism yog tus cwj pwm raws qib F-T4, wypothyroidism cov kev ua tau zoo hauv T4 qib F-T4.

Tsis tas li ntawd, F-T4 qib tau siv los kuaj cov ncauj ntoo thyroid sib txawv ntawm cov neeg mob uas muaj cov tsos mob tsis huv ntawm cov qog. Ib qib dab tsi tab sis F-T4 tsawg qhia subclinical hypothyroidism, whereas ib qib siab me ntsis f-t4 thiab qib siab yuav qhia tau hais tias subclinical hyperthyroidism.

Ntxiv rau kev kuaj mob, saib xyuas F-T4 yog qhov tseem ceeb los ntsuas qhov ua tau zoo ntawm cov thyroid kev kho mob. Nyob rau hauv cov ntaub ntawv ntawm hypothyroidism, tus neeg mob yuav siv cov khoom siv hluavtaws ntawm T4 hormone los tswj cov qauv thyroid hormones zoo tshaj plaws. Kev ntsuas kev ntsuas F-T4 yog qhov tsim nyog los txiav txim siab txog cov koob tshuaj tsim nyog ntawm cov tshuaj sapthetic t4.

Kev txhais ntawm F-T4 kev sim cov qhab nia:

Siv tau ntau dua rau F-T4 yuav txawv ntawm kev kuaj thiab kev siv ua ntej siv rau kev sim. Txawm li cas los xij, qhov ib txwm muaj rau F-T4 qib feem ntau yog nruab nrab ntawm 0.7 - 1.8 ng / dL.

Kev tsis txaus ntseeg F-T4 tuaj yeem qhia ntau yam ntawm cov thyroid tsis zoo, suav nrog hypothyroidism, hypothyroidism, hyperthyroidism, thiab cov qog ntawm nodules. Kev nce qib F-T4 tuaj yeem ua rau cov tsos mob hnyav, ntxhov siab, thiab tshee, thiab kev ntxhov siab, nkees, thiab kev qaug zog.

Hauv kev xaus:

Thyroid muaj nuj nqi ua lub luag hauj lwm tseem ceeb hauv kev tswj hwm kev noj qab haus huv tag nrho thiab kev noj qab haus huv. Kev Saib Xyuas F4 yog qhov tseem ceeb rau kev ntsuas cov thyroid muaj nuj nqi thiab kuaj mob qog nqaij tawv. Kev kuaj mob F-T4 tseem tsim nyog los txiav txim siab cov tshuaj kho kom tsim nyog rau cov mob thyroid. Kev lees paub thaum ntxov thiab tswj cov thyroid tus kab mob tuaj yeem tiv thaiv kev muaj kev noj qab haus huv ntxiv. Yog li ntawd, nws yog ib qho tseem ceeb los pab txhawb koj tus kws kho mob yog tias koj muaj cov tsos mob cuam tshuam nrog cov qog ua ub no.

Hauv kev xeem, F-T4 yog ib qho tseem ceeb ntawm kev ntsuas kev noj qab haus huv thiab kev tswj hwm. Thyroid functions cov kev ntsuam xyuas, suav nrog F-T4 ntsuas, yuav tsum tau ua tsis tu ncua kom ntseeg tau lub qog ua haujlwm zoo thiab kev noj qab haus huv tag nrho.