Video: Kev kuaj ntshav plasma yog dab tsi?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Los ntawm Wikipedia, phau ntawv txhais lus pub dawb. Hauv pharmacology, tshem tawm yog kev ntsuas pharmacokinetic ntawm qhov ntim ntawm ntshav ntshav los ntawm qhov uas ib yam khoom raug tshem tawm tag nrho ib lub sijhawm. Feem ntau, tshem tawm ntsuas hauv L/h lossis mL/min. Qhov ntau qhia txog tus nqi ntawm kev tshem tawm cov tshuaj faib los ntawm ntshav ntshav concentration.
Cov lus nug tseem yog, qhov kev tshem tawm plasma txhais li cas?
Ntshav tshem tawm . Plasma clearance (ib ntim ib zaug, piv txwv li ib ntws) qhia tag nrho lub peev xwm ntawm lub cev kom tshem tawm cov tshuaj los ntawm kev ntsuas cov tshuaj tshem tawm tus nqi (tus nqi ib zaug) los ntawm qhov sib thooj ntshav ntshav qib concentration.
Ib yam nkaus, qhov kev xeem tshem tawm yog dab tsi? Creatinine kev xeem tshem tawm : A xeem uas pab txiav txim seb lub raum puas ua haujlwm li qub. Tshwj xeeb, creatinine- kuaj kev tshem tawm ntsuas tus nqi ntawm cov khoom pov tseg, creatinine, yog "tua" los ntawm cov ntshav los ntawm lub raum. Creatinine yog tsim los ntawm cov metabolism hauv cov protein zoo li thaum cov leeg hlawv lub zog.
Tsis tas li, yuav suav cov ntshav tshem tawm li cas?
GFR yog xam los ntawm plasma clearance (Cx) tom qab txhaj tshuaj txhaj koob tshuaj tiv thaiv kab mob hauv lub cev ntawm tus cim exogenous pom, nrog rau tshem tawm (Cx) xam los ntawm tus nqi ntawm tus cim kev tswj hwm (Ax) faib los ntawm cov ntshav ntshav concentration (Px), uas yog sib npaug rau thaj tsam hauv qab nkhaus ntawm ntshav ntshav concentration piv rau
Yuav ua li cas kuaj creatinine clearance test?
A kev ntsuam xyuas creatinine tshem tawm ntsuas qhov zoo cov creatinine raug tshem tawm ntawm koj cov ntshav los ntawm koj lub raum. Qhov no xeem muab cov ntaub ntawv zoo dua li ntshav kev kuaj ntshav creatinine seb koj lub raum ua haujlwm zoo li cas. Cov kuaj ua tiav ntawm ob qho piv txwv ntshav thiab ntawm cov hnoos qeev uas tau sau ntau dua 24 teev.
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