The application of time to positivity in blood culture
10.3760/cma.j.issn.1009-9158.2015.01.018
- VernacularTitle:血培养阳性报警时间的临床应用
- Author:
Jingjing DUAN
;
Yongzhong NING
;
Xue ZHAO
;
Wan ZHANG
;
Xianhang ZHOU
- Publication Type:Journal Article
- Keywords:
Sepsis;
Colong count,microbiol;
Microbiological techniques
- From:
Chinese Journal of Laboratory Medicine
2015;38(1):67-69
- CountryChina
- Language:Chinese
-
Abstract:
Time to positivity(TTP) is a new parameter in blood culture field.The article shows us the concepts of TTP,differential time to positivity (DTTP),and introduces their relation with bloodstream infection (BSI),catheter-related bloodstream infection (CRBSI).Besides,it stresses TTP' s clinical application,including determining the severity of disease;identifying the isolates whether pollution or not; identification of isolate strains ; detection of the drug resistance of isolates ; evaluating the effect of antibiotic ; helping to adjust the therapeutic drug; diagnosing or excluding CRBSI by means of DTTP;deciding whether the catheter is the source of infection in patients with candidemia; understanding the epidemiological distribution of strain.At the same time,the article also describes the shortcomings and domestic current status.
