Video: Puas yog SvO2 siab lossis qis hauv sepsis?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Tshaj tawm cov qib ib txwm rau SWV 2 sib txawv ntawm 60-80%; ib txwm SWV 2 ntawm 70% yog nquag hais. ScvO2 thiab SWV 2 feem ntau qis dua qub hauv cov neeg mob hypovolemia (suav nrog GI hemorrhage) thiab cardiogenic poob siab, lossis qis -flows xeev; lawv feem ntau siab hauv cov neeg uas muaj kev poob siab faib tawm (piv txwv li, septic poob siab ).
Cov lus nug tseem yog, qhov nce SvO2 txhais li cas?
Yog li, SWV 2 tuaj yeem qhia tau tias tus neeg lub plawv dhia tawm los siab txaus kom tau raws li lawv xav tau. Ib qho nce hauv SWV 2 qhia tau hais tias txo qis hauv kev nqus cov pa, thiab feem ntau cuam tshuam tias lub plawv tawm los ua tau raws li cov ntaub so ntswg xav tau. Rov qab los ntawm SWV 2 rau ib txwm qhia txog tus neeg mob txhim kho.
Ib sab saum toj no, ntsuas SvO2 li cas? Cov SWV 2 qib yuav ntsuas los ntawm qhov chaw nyob deb ntawm PA Catheter (piv txwv li Edwards CCOmbo Swan-Ganz Catheter), tsis tu ncua lossis tsis tu ncua. Nws tseem ua tau ntsuas ScVO2 los ntawm qhov taw qhia nyob deb ntawm triple lumen catheter (piv txwv li Edwards PreSep Central Venous Catheter nrog Oximetry).
Hauv txoj kev no, SvO2 ib txwm yog dab tsi?
Kev sib xyaw ntawm cov leeg ntshav tuaj yeem pab txheeb xyuas cov ntaub so ntswg xa cov pa oxygen. Cov normal SWV 2 yog 65-75%, uas qhia txog kev nqus cov pa oxygen mus rau 25-35%. Li qub PvO2 yog 35-45mmHg.
Sepsis puas tuaj yeem ua rau cov pa oxygen qis?
Cov ntsiab lus tseem ceeb txog sepsis Sepsis yog kev kho mob xwm txheej ceev. Nws yuav tsum tau kho tam sim ntawd. Tej yam tshwm sim thiab tsos mob ntawm sepsis suav nrog ua npaws, tsis meej pem, teeb meem ua pa, lub plawv dhia nrawm, thiab ntau heev ntshav qis siab. Sepsis kho nrog tshuaj tua kab mob, cov pa , thiab IV kua dej sai li sai tau.
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