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Video: Koj yuav ntsuas lub plawv dhia li cas siab li cas?
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2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
PCWP yog ntsuas los ntawm kev tso lub zais pa-tipped, ntau-lumen catheter (Swan-Ganz catheter) rau hauv cov hlab ntsha peripheral (piv txwv li, jugular lossis femoral leeg), tom qab ntawd nce lub catheter rau hauv txoj cai atrium, txoj cai ventricle, pulmonary leeg , thiab ces mus rau hauv ib ceg ntawm lub pulmonary leeg.
Los ntawm qhov ntawd, dab tsi yog qhov ua pa nyuaj ntawm lub ntsws ib txwm?
ib txwm 6-12mmHg (1-5mmHg tsawg dua cov ntsws ntshav diastolic siab ) PCWP > 18 mmHg nyob rau hauv cov ntsiab lus ntawm li qub oncotic siab qhia sab laug lub plawv tsis ua hauj lwm.
Zoo sib xws, PAWP siab txhais li cas? Pulmonary Capillary Wedge Siab ( PCWP los yog PAWG ): PCWP kev nyuab siab yog siv los kwv yees LVEDP (sab laug ventricular kawg diastolic siab). PCWP siab Tej zaum yuav qhia tau hais tias sab laug ventricle tsis ua hauj lwm, mitral valve pathology, plawv insufficiency, plawv compression post hemorrhage.
Yog li ntawd, pulmonary capillary wedge siab yog dab tsi thiab nws txiav txim siab li cas?
Cov pulmonary wedge siab los yog PWP, los yog cross-sectional siab (tseem hu ua ntsws cov hlab ntsha wedge siab sau PAWG, pulmonary capillary wedge siab los yog PCWP , los yog pulmonary leeg occlusion siab los yog PAOP), yog lub ntsuas siab ntawm kab tshoob a ntsws catheter nrog lub zais pa ua rau me me
PAWP siv rau dab tsi?
Lub ntsiab lus PAWG uas suav nrog lub siab atrial tracing thoob plaws systole thiab diastole muab kev ntsuas ua ke ntawm hemodynamic lub nra hnyav los ntawm sab laug atrial (LA) kev ua haujlwm ua raws (thiab tsis ncaj qha LV kev ua raws kev ua raws) ntawm cov hlab ntsws.
Pom zoo:
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Qhov kev ntsuas no siv cov khoom paub ntawm lub ntiajteb txawj nqus los txiav txim siab tias tus neeg yuav siv sijhawm ntev npaum li cas los teb rau qhov poob ntawm ib yam khoom los ntawm kev ntsuas deb npaum li cas cov khoom tuaj yeem ntog ua ntej raug ntes
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Los ntawm kev tswj lub plawv atherosclerosis, lub pacemaker feem ntau tuaj yeem tshem tawm cov tsos mob ntawm bradycardia. Txawm li cas los xij, tus pacemaker tsis yog kev kho. Nws yuav tsis tiv thaiv lossis nres kab mob hauv lub plawv, thiab nws yuav tsis tiv thaiv kev mob plawv
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Hauv ntej, pluaj tsis tas yuav ntub los ntsuas koj lub plawv dhia. Cov dej noo txhim kho qhov rhiab heev ntawm lub plawv ntsuas ntsuas muab nws qhov tseeb dua. Ntub cov pluaj ua ntej tawm dag zog tso cai rau koj kom txaus siab rau qib ib yam ntawm qhov raug ua ntej koj nce koj lub plawv dhia thiab tawm hws
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Cim kev hloov pauv txhais tau tias muaj qhov sib txawv ntau dua 25 bpm hauv tus menyuam hauv plab lub plawv dhia dhau lub sijhawm muab sijhawm. Thaum ntsuas lub plawv dhia ntawm tus me nyuam hauv plab, peb xav pom qee qhov kev hloov pauv, vim qhov kev hloov pauv yog qhov qhia tias tus menyuam txav mus los thiab nyob zoo
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Cov kauj ruam Calibration Ua raws li koj lub khw cov lus qhia. Yaug cov electrode hauv deionised lossis distilled dej? Dip electrode rau hauv lub khob tshiab ntawm cov tshuaj haum tsim nyog. Qhib lub ntsuas ntsuas salinity thiab kho qhov nyeem ntawv raws li cov lus qhia. Tua lub ntsuas dej ntsev thiab yaug dua hauv dej distilled