Kev kuaj mob tau lees paub los ntawm qib methemoglobin hauv cov ntshav (1, 6). Kev kho mob nrog cov tshuaj tiv thaiv tshwj xeeb feem ntau pom zoo rau cov neeg mob ntshav methemoglobin qib ntawm >20% hauv cov neeg mob cov tsos mob thiab >30% hauv cov neeg mob asymptomatic.
Kev kho mob rau methemoglobinemia yog dab tsi?
Methylene blue yog thawj qhov kev kho mob xwm txheej ceev rau cov ntaub ntawv teev cov tsos mob methemoglobinemia. Nws yog muab nyob rau hauv ib koob ntawm 1-2 mg / kg (mus txog rau tag nrho ntawm 50 mg rau cov neeg laus, cov hluas, thiab cov laus) raws li ib tug 1% tov nyob rau hauv IV saline tshaj 3-5 feeb.
Yam methemoglobinemia puas yuav ploj mus ntawm nws tus kheej?
Tsis muaj kev kho mob zoo rau cov neeg uas muaj daim ntawv congenital uas tsim daim ntawv tau txais. Qhov no txhais tau tias lawv yuav tsum tsis txhob noj tshuaj xws li benzocaine thiab lidocaine. Cov neeg uas tau txais methemoglobinemia los ntawm cov tshuaj tuaj yeem rov zoo nrog kev kho kom raug.
Dab tsi yog ob yam tshuaj uas peb yuav zam yog tias tus neeg mob muaj methemoglobinemia?
Qee cov tshuaj muaj feem yuav ua rau methemoglobinemia ntau dua li lwm tus. Cov no yog dapsone, tshuaj loog hauv zos, phenacetin, thiab tshuaj tiv thaiv kab mob.
Dab tsi ua rau methemoglobinemia?
Qhov feem ntau ua rau muaj qhov tshwm sim ntawm methemoglobinemia yog cytochrome b5 reductase deficiency (hom Ib5R). Qhov no enzymatic deficiency yog nyob rau hauv tej haiv neeg Native American (Navajothiab Athabaskan Alaskans). Feem ntau ntawm methemoglobinemia yog kis tau thiab tshwm sim los ntawm kev raug rau qee yam tshuaj lossis tshuaj lom.
