Hauv kev sib ntaus sib tua tiv thaiv kev tsis kam tshuaj tua kab mob thiab sepsis, ib qho biomarker tab tom hloov cov cai ntawm kev kho mob thaum muaj xwm txheej ceev: Procalcitonin (PCT). Yav dhau los yog qhov tseem ceeb hauv chav kuaj mob, kev kuaj PCT tam sim no tau dhau los ua cov cuab yeej ua ntej rau cov kws kho mob thoob ntiaj teb.

Cov theem PCT nce siab heev rau kev teb rau cov kab mob bacterial tab sis tseem qis thaum muaj kab mob viral lossis mob o. Qhov kev sib txawv no yog qhov tseem ceeb. Txhua xyoo, ntau lab tus neeg mob tau txais cov tshuaj tua kab mob tsis tsim nyog rau kev mob ntsws viral lossis mob khaub thuas, ua rau muaj kev kub ntxhov ntawm cov kab mob superbugs uas tsis kam tshuaj. "Los ntawm kev ntsuas PCT, peb tuaj yeem tso tseg cov tshuaj tua kab mob thaum cov theem qis," Dr. Emily Hart, tus kws tshaj lij txog kab mob sib kis hais. "Qhov no khaws peb cov khoom siv rau kev hem thawj ntawm cov kab mob tiag tiag."

Tsis tas li ntawm kev saib xyuas xwb, PCT yog ib qho kev cawm siav hauv sepsis. Cov tsos mob ib txwm muaj tej zaum yuav tsis meej, tab sis kev nyeem PCT siab heev lees paub tias muaj kab mob kis thoob plaws lub cev ntau teev ua ntej cov txiaj ntsig ntawm cov ntshav tau npaj txhij. Rau txhua teev kev kho mob raug ncua, kev tuag nce 8%. Kev kuaj PCT sai sai tso cai rau cov kws kho mob kom paub qhov txawv ntawm sepsis thiab kev o ntawm lub cev uas tsis kis tau tam sim ntawd, ua rau muaj kev saib xyuas hnyav rau cov neeg uas xav tau nws - thiab zam kev nkag mus rau ICU rau cov neeg uas tsis xav tau.

Cov tsev kho mob uas siv cov txheej txheem PCT ib txwm muaj tau tshaj tawm tias muaj kev txo qis txog li 40% ntawm cov hnub siv tshuaj tua kab mob thiab luv dua qhov nyob hauv ICU. Thaum cov kab mob ua pa thaum lub caij ntuj no nce siab, qhov kev kuaj no tiv thaiv qhov yuam kev feem ntau ntawm kev kho cov tsos mob ntawm cov kab mob nrog cov tshuaj tua kab mob.

Procalcitonin tsis yog ib tus lej xwb; nws yog ib daim ntawv qhia kev kho mob kom raug. Nyob rau lub sijhawm uas txhua yam tshuaj tua kab mob suav thiab txhua feeb hauv kev mob sepsis tseem ceeb, kev kuaj PCT tsis yog ib yam khoom kim heev lawm - nws yog tus qauv ntawm kev saib xyuas.