Puas yog s3 lub plawv suab yws?
Puas yog s3 lub plawv suab yws?

Video: Puas yog s3 lub plawv suab yws?

Video: Puas yog s3 lub plawv suab yws?
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A yws yws yog vim muaj cov ntshav ntws tsis txaus thiab tuaj yeem, qee zaum, suav nrog tag nrho systole lossis diastole. Lub hauv paus tseem ceeb lub plawv suab yog S1 thiab S2 lub plawv suab . Cov S3 tuaj yeem ua tau ib txwm, qee lub sijhawm, tab sis tej zaum yuav yog kab mob. UA S4 lub plawv suab yuav luag txhua lub sijhawm pathologic.

Yooj yim li ntawd, puas yog s3 yws?

Ib S3 gallop lossis "lub suab thib peb lub suab" yog lub suab uas tshwm sim tom qab diastole S2 "dub" suab. Hauv cov tub ncaws pob hluas lossis poj niam cev xeeb tub, nws yuav tsis muaj kev phom sij. Hauv cov neeg laus dua, nws tuaj yeem qhia txog kab mob plawv. S4 gallop yog lub suab ntxiv ua ntej S1 systole “lub” suab.

Ib tus kuj yuav nug, qhov twg s3 lub plawv suab zoo tshaj plaws tau hnov? Ib S3 lub plawv suab yog hnov zoo tshaj nrog lub tswb-sab ntawm lub stethoscope (siv rau qis dua suab ). Ib sab laug S3 yog hnov zoo tshaj nyob rau sab laug ntawm txoj haujlwm decubitus sab laug thiab ntawm apex ntawm plawv , uas ib txwm nyob hauv qhov thib 5 sab laug intercostal qhov chaw ntawm kab midclavicular.

Ib yam nkaus, tib neeg nug, dab tsi ua rau s3 lub plawv suab?

Qhov thib peb lub plawv suab ( S3 ), tseem hu ua "ventricular gallop," tshwm sim tsuas yog tom qab S2 thaum lub mitral valve qhib, tso cai ua kom puv ntawm sab laug ventricle. Cov S3 suab yog qhov ua tau los ntawm qhov loj ntawm cov ntshav tawm tsam ua raws txoj cai sab laug.

Lub suab yws lub plawv suab yog dab tsi?

A lub plawv yws yws yog tshuab, leej twg, lossis ua pob suab hnov thaum lub sij hawm a lub plawv dhia . Cov suab yog tshwm sim los ntawm kev tsis sib haum (ntxhib) cov ntshav ntws los ntawm plawv li qub lossis ze rau plawv.

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