DLCO xeem yog dab tsi?
DLCO xeem yog dab tsi?

Video: DLCO xeem yog dab tsi?

Video: DLCO xeem yog dab tsi?
Video: Leng Yang - Yog Vim Dab Tsi (Official Full Song | Nkauj Tawm Tshiab) 2020/05/24 2024, Lub Xya hli ntuj
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Diffuse muaj peev xwm ntawm lub ntsws rau carbon monoxide ( DLCO ) yog kev kho mob xeem uas txiav txim siab npaum li cas cov pa mus los ntawm alveoli ntawm lub ntsws mus rau cov ntshav. Kawm dab tsi DLCO yog, how DLCO Kev ntsuas zoo ntawm kev mob ntsws hnyav, thiab vim li cas peb siv cov pa roj carbon monoxide es tsis txhob siv cov pa oxygen lossis carbon dioxide.

Tom qab ntawd, ib tus tuaj yeem nug, qhov kev xeem DLCO ua li cas?

Diffusing muaj peev xwm ( DLCO ) feem ntau yog ntsuas siv cov txheej txheem ua pa ib leeg. Tus neeg mob tau txais kev tshoov siab tag nrho ntawm cov roj sib xyaw uas muaj 0.3 feem pua cov pa roj carbon monoxide thiab 10 feem pua ntawm helium (qhov sib ntxiv uas muab qhov ntsuas ntawm lub ntsws lossis "alveolar" ntim).

Kuj Paub, DLCO qis qhia dab tsi? A txo DLCO thiab a txo KCO qhia txog kab mob interstitial tseeb xws li pulmonary fibrosis lossis kab mob pulmonary vascular. Anemia tsim ib qho kev txo qis hauv pulmonary capillary ntshav ntim uas ua rau txo qis hauv DLCO uas tau yuav tsum tau kho ua lej rau txo hemoglobin cov.

Hais txog qhov no, dab tsi yog DLCO ib txwm muaj?

Cov ib txwm muaj ntau rau DLCO yog raws li hauv qab no: 80-120% ntawm nws qhov kev kwv yees tus nqi rau cov txiv neej. 76-120% ntawm nws qhov kev kwv yees tus nqi rau poj niam.

Dab tsi yog DLCO ib txwm muaj hauv PFT?

Qhov nruab nrab qhov tseem ceeb rau DLCO thiab DLCO /VA yog 28.05 ± 5.07 ml / min / mmHg, 4.569 ± 0.694 ml / min / mmHg / L rau cov txiv neej thiab 20.79 ± 4.03 ml / min / mmHg, 4.695 ± 0.743 ml / min / mmHg / L rau cov poj niam, feem.

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