![Lub suab sib dhos zoo li cas? Lub suab sib dhos zoo li cas?](https://i.answers-medical.com/preview/medical-health/13974529-what-does-a-junctional-rhythm-look-like-j.webp)
Video: Lub suab sib dhos zoo li cas?
![Video: Lub suab sib dhos zoo li cas? Video: Lub suab sib dhos zoo li cas?](https://i.ytimg.com/vi/GSJj3VnxRFw/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
A kev sib txuas lus yog tus yam ntxwv los ntawm QRS cov kab ke ntawm cov kab mob zoo ib yam rau ntawm qhov ntswg lub suab nrov tsis ua ntej P waves. Qhov no lub suab nrov yog qeeb dua qhov kev cia siab ntawm qhov sinus. Thaum no sib dhos ua tiav tag nrho lub zog ua haujlwm ntawm lub plawv, rov qab P p thiab AV cais tawm tuaj yeem ua tau ua pom.
Hais txog qhov no, qhov sib dhos sib dhos yog dab tsi?
Kev sib dhos sib dhos piav txog lub plawv txawv txav lub suab nrov tshwm sim los ntawm impulses los ntawm ib qho chaw ntawm cov ntaub so ntswg nyob rau hauv lub cheeb tsam ntawm lub atrioventricular node, "txoj kev" ntawm atria thiab ventricles. Thaum qhov no tshwm sim, lub plawv atrioventricular node yuav siv sij hawm dhau los ua tus pacemaker.
Ib yam li ntawd, Idioventricular atherosclerosis zoo li cas? Electrocardiogram yam ntxwv ntawm AIVR suav nrog ib txwm lub suab nrov , 3 lossis ntau dua qhov ua pa nyuaj nrog QRS txoj haujlwm> 120 milliseconds, lub plawv dhia nruab nrab ntawm 50 ntaus/feeb thiab 110 ntaus/feeb, thiab qee zaum fusion lossis ntes cov neeg ntaus.
Tsis tas li kom paub yog, qhov kev sib tshuam khiav dim zoo li cas?
Txhais ntawm Junctional Escape Rhythm A kev sib dhos sib dhos nrog tus nqi ntawm 40-60 bpm. QRS complexes yog feem ntau nqaim (<120 ms). Tsis muaj kev sib raug zoo ntawm QRS complexes thiab tej yam ua ntej atrial (xws li P-npaum, flutter tsis, fibrillatory tsis).
Puas yog junctional atherosclerosis txaus ntshai?
Cov teeb meem ntawm kev sib dhos sib dhos feem ntau txwv rau tsos mob xws li kiv taub hau, dyspnea, lossis presyncope. Kev raug mob raug mob tuaj yeem tshwm sim los ntawm syncope yog tias lub plawv dhia tsis tuaj yeem ua tau zoo. Exacerbation ntawm plawv comorbidities, xws li congestive plawv tsis ua hauj lwm thiab tus nqi ntsig txog plawv ischemia, tuaj yeem tshwm sim.
Pom zoo:
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