Video: Vim li cas hematocrit siab hauv cov menyuam mos?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Qhov no nce Hct yog ib qho txheej txheem them nyiaj ib txwm muaj hauv cov menyuam mos no rau cov ntaub so ntswg-qib hypoxia uas muaj ntau nyob hauv ib puag ncig intrauterine, thiab nws tau hnyav dua los ntawm siab kev sib raug zoo ntawm fetal hemoglobin rau oxygen.
Kuj paub, dab tsi ua rau muaj hematocrit siab hauv cov menyuam mos?
Lwm yam ua ntawm polycythemia suav nrog qib oxygen tsawg hauv cov ntshav (hypoxia), perinatal asphyxia, txwv kev loj hlob hauv plab, yug menyuam tsis xws luag (xws li qee yam teeb meem plawv lossis teeb meem ntawm lub raum), Down syndrome, Beckwith-Wiedemann syndrome, lossis loj hloov ntshav los ntawm ib tus ntxaib mus rau lwm tus (ntxaib-rau-ntxaib
Tsis tas li, vim li cas tus menyuam yug tshiab thiaj li muaj ntshav liab ntau? Cov qe ntshav liab nqa oxygen rau hauv ntshav . Polycythemia tshwm sim thaum a menyuam ntshav muaj ntau lub qe liab ntau dua li ib txwm. Cov qe liab ntxiv ua rau ntshav tuab. Thaum twg ntshav yog tuab heev, nws taug kev hla lub cev qeeb dua li ib txwm.
Zoo ib yam tuaj yeem nug, dab tsi yog hematocrit ib txwm rau menyuam mos?
Qhov ib txwm muaj rau hematocrit yog nyob ntawm hnub nyoog thiab, tom qab kev hluas, kev sib deev ntawm tus kheej. Qhov ib txwm muaj yog: Cov menyuam yug tshiab: 55% txog 68% Ib (1) lub lim tiam ntawm hnub nyoog: 47% rau 65%
Neonatal polycythemia yog dab tsi?
Neonatal polycythemia , txhais tias yog venous hematocrit ≧ 65% (0.65), yog teeb meem tshwm sim hauv menyuam mos . Los ntawm kev nce ntshav viscosity, polycythemia tuaj yeem cuam tshuam microcirculatory ntws hauv lub cev nruab nrab thiab tuaj yeem nthuav tawm nrog kev mob paj hlwb, kab mob plawv, mob plab, thiab cov tsos mob metabolic.
Pom zoo:
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