Tus me nyuam hauv plab hnyuv tuaj yeem tshwm sim nrog qhov tsis muaj pa oxygen uas tau xa mus rau cov nqaij thiab cov plab hnyuv ntawm lub fetus. Raws li kev txheeb cais, tus me nyuam hauv plab hnyuv laus tau tshwm sim hauv 10.5% ntawm cov poj niam cev xeeb tub. Mob hypoxia ntev li qub, maj mam ua rau tus me nyuam yaus tswj hwm kom tsis txhob muaj oxygen.
Fetal hypoxia - ua rau
Qhov ua rau mob hypoxia yuav ua rau tus poj niam cev xeeb tub, tus kab mob hauv plab (kab mob hauv plab, kab mob ntsws, mob qog nqaij hlav, thiab lwm yam) thiab kev ua txhaum txoj hlab ntsha ntshav qis (vim yog pre-eclampsia, rhesus teeb meem lossis ntshav pawg, perenashivanii). Cov tsos mob ntawm cov tsos mob ntawm tus me nyuam hauv plab hnyuv txhaws yog cov kev hloov hauv cov zaus ntawm me nyuam hauv plab; thaum pib lawv ua ntau heev, thiab thaum nce ntawm oxygen starvation thiab exhaustion ntawm compensatory mechanisms ntawm ib tug txiv hmab txiv ntoo ua tsawg dua. Txo cov naj npawb ntawm 3 mus rau ib xuab moos txhais tau hais tias tus me nyuam hauv plab raug mob thiab tus poj niam xav tau tam sim ntawd nrog tus kws kho mob tham. Nqa tawm cov kev tshawb fawb xws li cardiotocography thiab dopplerometry pab qhia kom paub tseeb txog kev kuaj mob.
Yuav ua li cas tiv thaiv tus me nyuam hauv plab (hypoxia)?
Kom tsis txhob muaj teeb meem tshwm sim los ntawm kev mob tsis muaj pa, koj yuav tsum tau tshem tawm qhov teeb meem. Nrog rau kev mob ntawm cov hlab plawv, cov hlab ntsws thiab cov kabmob hlwb, pre-eclampsia ntawm qib me me, anemia ntawm 1 degree, kev kho mob tuaj yeem nyob hauv tsev. Nrog rau kev kho mob subcompensated thiab decompensated, tsev kho mob yog xav kom pom zoo.
Mob plab hnyuv txhaws - mob hnyav
Nrog lub cev muaj zog tshaib plab, qhov fetus kab mob muaj peev xwm tsim tau cov tswv yim tsim kho los ntawm kev ua kom lub plawv dhia mus rau 150-160 neeg ntaus ib feeb, ua rau lub cev muaj zog ntawm cov ntshav, qhov tshwj xeeb ntawm hemoglobin, thiab ua rau cov metabolism ntxiv. Ib qho kev ruaj khov tsis ruaj khov ntawm cov pa oxygen tuaj yeem ua rau qeeb hauv kev loj hlob ntawm tus me nyuam hauv plab, kev puas tsuaj rau lub plawv thiab lub hlwb.