Dab tsi yog qhov tshwm sim venous pulsation?

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Dab tsi yog qhov tshwm sim venous pulsation?
Dab tsi yog qhov tshwm sim venous pulsation?

Video: Dab tsi yog qhov tshwm sim venous pulsation?

Video: Dab tsi yog qhov tshwm sim venous pulsation?
Video: [HMONG w/Eng subs] Tsis Muaj Leejtwg Txiav Tau Txoj Kev Hlub 2024, Hlis ntuj nqeg
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Spontaneous venous pulsation (SVP) yog a tshwm sim ntawm qhov kev hloov pauv hauv lub siab gradient raws cov hlab ntsha retinal raws li nws hla lub lamina cribrosa [1] Thaum lub siab intracranial (ICP) nce, lub intracranial mem tes siab kuj nce mus rau sib npaug ntawm intraocular mem tes siab thiab SVP ceases.

Puas yog venous pulsation normal?

Cov kev tshawb pom no tau lees paub tias muaj qhov tshwm sim ntawm cov hlab ntsha ntawm cov hlab ntsha yog qhov qhia tau tseeb ntawm lub siab intracranial qis dua 180 txog 190 hli H 2 O, thaum tsis muaj pulsations yuav pom nrog ib txwm intracranial siab thiab yog li ntawd tsis yog ib tug txhim khu kev qha kev taw qhia rau tsa intracranial siab.

Puas yog venous pulsation phem?

Spontaneous venous pulsation (SVP) muaj tus nqi tsis zoo rau kev nce siab hauv intracranialthiab yog ib qho txiaj ntsig zoo thaum ntsuas cov neeg mob taub hau.

Yuav ua li cas ua rau venous pulsation?

Cov pulsations yog qhov tseeb tshwm sim los ntawm variation nyob rau hauv lub siab gradient raws lub retinal leegraws li nws hla lub lamina cribrosa. Lub siab gradient sib txawv vim qhov sib txawv ntawm cov mem tes siab ntawm qhov chaw intraocular thiab cov kua cerebrospinal.

Puas Papilledema ua rau mob taub hau?

Papilledema yog ib yam mob uas nce siab hauv lossis ib ncig ntawm lub hlwb ua rau ib feem ntawm cov hlab ntsha hauv lub qhov muag kom o. Cov tsos mob yuav ua rau muaj kev cuam tshuam sai sai hauv kev pom, mob taub hau, ntuav, lossis ua ke.

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