Yuav ua li cas los xyuas nrog ib rab koob pov tseg lumbar puncture

Lumbar puncture, tseem hu ua lumbar puncture, yog ib txoj kev ntsuas intracranial siab thiab tshem tawm cerebrospinal kua rau kev ntsuam xyuas los ntawm puncture los ntawm lumbar spinal chaw. Ua ntej kev qhia txog CT, lumbar puncture yog qhov tseem ceeb rau kev kuaj mob ntawm cov kab mob cerebrovascular, thiab txij li kev kuaj CT tau siv dav, txawm hais tias lumbar puncture tsis tshua muaj, kev kuaj CT tseem tsis tuaj yeem hloov lub lumbar puncture. Qee cov kab mob cerebrovascular yuav tsum tau kuaj xyuas thiab sib txawv ntawm kev kuaj mob lumbar puncture. Thaum tus neeg mob muaj cov tsos mob ntawm meningeal irritation, xws li mob taub hau, ntuav, thiab caj dab txhav, puas yog subarachnoid hemorrhage lossis meningitis? Txhawm rau ua qhov kev kuaj mob sib txawv, CT kev kuaj mob tsis muaj zog, qhov kev kuaj mob lumbar tuaj yeem pom nws ntawm ib nrais muag. Tsis tas li, yog tias qhov kev kuaj mob ntawm subarachnoid hemorrhage tau lees paub, tso tawm 5-10 ml ntawm cerebrospinal kua thaum lub lumbar puncture tuaj yeem muaj qee yam kev kho mob, ntxiv rau txo qhov mob taub hau thiab zam qhov tshwm sim ntawm subarachnoid adhesions. Tsis tas li ntawd, lumbar puncture muaj qhov ua haujlwm ncaj qha ntsuas intracranial siab thiab kuaj xyuas cov kua cerebrospinal.

Txawm hais tias lumbar puncture tseem tuav txoj haujlwm tseem ceeb hauv kev kho mob, tseem muaj qee cov neeg mob thiab cov neeg hauv tsev neeg uas ntshai tsam lumbar puncture, feem ntau yog vim lawv txhawj xeeb tias nws yuav ua rau tus txha caj qaum thiab cuam tshuam rau lawv txoj kev noj qab haus huv. Qhov tseeb, cov kev ntshai no tsis tsim nyog. Vim tias tus txha caj qaum muaj qee qhov ntev ntawm tus txha caj qaum. Sab saum toj kawg nkaus ua tau raws li medulla oblongata ntawm occipital foramen, thiab qis kawg yog lub khob hliav qab ntawm sab ntug ntawm lub tiaj tus 1st lumbar vertebra, hu ua tus txha caj qaum puag ncig vertebra, uas faib ua ntau lub paj zoo li cauda equina hu ua cauda equina. . Hauv cov neeg laus, tsis muaj tus txha caj qaum hauv qab 1st lumbar vertebra, tab sis lub pas dej dav dav ntawm cov kua cerebrospinal nrog ntau cauda equina qab haus huv ntab sab hauv. Lumbar puncture feem ntau ua nyob rau hauv 3-4 los yog 4-5 lumbar qhov chaw kom cov leeg txha caj qaum tsis puas. Tsis tas li ntawd, feem ntau ntawm cov kua cerebrospinal yog dej, tshwj tsis yog cov piam thaj me me, chloride, cov protein thiab cov qe ntshav dawb, thiab nws circulates sai heev. Tag nrho cov kua cerebrospinal hauv cov neeg laus yog 120-150 ml, thiab tus nqi ntawm nws cov khoom tsim tawm yog 400-500 ml hauv 24 teev, thiab nws tau rov ua dua 4-5 zaug hauv ib hnub, uas txhais tau hais tias cerebrospinal Cov kua dej tas li tsim thiab nqus tau, thiab nws feem ntau nyob rau hauv lub xeev ntawm kev rov ua dua tshiab kom muaj kev sib npaug dynamic. Yog li ntawd, 2 mus rau 4 ml ntawm cov kua cerebrospinal raug tshem tawm thaum lub sij hawm lumbar puncture, uas tuaj yeem rov ua dua hauv 10 feeb thiab yuav tsis muaj txiaj ntsig rau lub cev. Yog li ntawd, yog hais tias tus mob yuav tsum tau lumbar puncture, tus neeg mob thiab tsev neeg yuav tsum koom tes zoo nrog tus kws kho mob.