Cyanosis yog xim daj daj ntawm daim tawv nqaij, mucous daim nyias nyias, tus nplaig, daim di ncauj, lossis tus ntsia thawv txaj thiab yog vim muaj qhov nce ntxiv ntawm txo hemoglobin (Hb) hauv kev ncig.. Clinically evident cyanosis feem ntau tshwm sim ntawm oxygen saturation ntawm 85% lossis tsawg dua.
Koj pom cyanosis nyob qhov twg?
Qhov chaw tseem ceeb ntawm cov xim daj nyob rau hauv nruab nrab cyanosis yog daim di ncauj, tus nplaig, tes, taw, thiab cov mucous ntawm qhov ncauj kab noj hniav. Qhov tob ntawm cov xim feem ntau cuam tshuam nrog cov desaturated hemoglobin, thiab yog li, qhov hnyav ntawm cyanosis.
Thaum twg cyanosis tshwm sim?
Cyanosis tshwm sim thaum oxygen-depleted (deoxygenated) ntshav, uas yog xiav es tsis liab, ncig ntawm daim tawv nqaij. Cyanosis tuaj yeem tshwm sim los ntawm ntau hom mob ntsws lossis mob plawv uas ua rau cov pa oxygen hauv cov ntshav qis.
Vim li cas cyanosis tshwm sim hauv hawb pob?
Cyanosis uas tshwm sim vim muaj qhov tsis zoo los yog yug los ntawm lub plawv feem ntau pib thaum yug los lossis hauv thawj ob peb xyoos ntawm lub neej. Nyob rau hauv lub plawv tsis ua hauj lwm, lub ntsws embolism, mob ntsws los yog mob hnyav mob hawb pob, lub cyanosis yuav muaj ib tug sudden los yog sai li sai tau pib thaum tus neeg mob "pib xiav" vim tsis muaj oxygen
Puas cyanosis tshwm sim rau cov neeg laus?
Central cyanosis hauv cov neeg laus
mob ntsws: txhua yam mob hnyav kab mob ua pa , pulmonary oedema, pulmonary embolism, txo qis PO 2ntawm kev tshoov siab huab cua (piv txwv li, qhov siab siab), mob ntsws hnyav, mob ntsws ntsws ntev (COPD), mob hawb pob mob hnyav, mob rau cov neeg laus ua pa nyuaj siab.
