Fascicular block muaj anterior lossis posterior fascicle ntawm sab laug bundle ceg Kev cuam tshuam ntawm sab laug anterior fascicle ua rau sab laug sab laug hemiblock yam ntxwv los ntawm qis qis QRS ncua ntev (< 120 millisecond) thiab a frontal dav hlau QRS axis ntau qhov tsis zoo tshaj −30° (sab laug axis sib txawv).
Tsab laug sab laug fascicular block loj npaum li cas?
Ib mob plawv hu ua sab laug fascicular block (LAFB), uas caws pliav tshwm sim nyob rau hauv ib feem ntawm sab laug ventricle, tej zaum yuav tsis yuav zoo li tam sim no xav thiab tuaj yeem nce ntxiv. Qhov tshwm sim ntawm lub plawv tsis ua haujlwm, mob plawv nres lossis atrial fibrillation.
Dab tsi ua rau sab laug Fascicular thaiv?
Qee LAFBs yog tshwm sim los ntawm age-related conduction system disease, aka Lev's disease. Lwm tus yog, qhov tseeb, los ntawm cov teeb meem ntawm lub plawv. Cov no tuaj yeem suav nrog cov kab mob plawv, ua ntej myocardial infarction, sab laug ventricular hypertrophy los ntawm cov kab mob plawv hypertensive, cardiomyopathies lossis kab mob valvular.
txhais li cas kom muaj qhov thaiv sab laug sab laug?
Left anterior fascicular block (LAFB) yog xav tias qhov ua tsis tiav lossis qeeb ntawm kev coj mus rau sab laug sab laug fascicle 1 Txawm tias muaj tseeb tias me ntsis paub txog qhov kev cia siab ntev ntev cuam tshuam nrog LAFB, feem ntau nws tau xav tias yog ib qho kev tshawb nrhiav benign electrocardiographic (ECG).
Puas tshuav cov ceg thaiv loj?
Ib qho thaiv hauv cov kab ncaj nraim tuaj yeem tshwm sim rau cov neeg uas tsis zoo li qub. Yog tias nws tshwm sim nrog lub plawv nres, nws tuaj yeem yog ib qho cim ntawm kev mob plawv mob hnyav. Ib qho thaiv ntawm sab laug bundle ceg feem ntau yog lub cim ntawm kab mob plawv.
