25%):xz:13.382,P<0.001).Themost commoncontaminantwasCoagulase—negativestaphylococcus(76.83%).Theaverageculturaltimeduringwhich contaminatedsamplesbecamepositivewaslongerthanthatfortruepathogensamples(42.0hoursvs.13. 9hours, 0.0411. Conclusion Usingastrictbloodcollectionprocedurecansignificantlyreducebloodculture...
blood culturecontaminationcontamination reductionBlood culture collection is a crucial procedure used universally in hospital settings to identify bloodstream infections. A false positive culture arises when contamination occurs during culture collection or when handling the culture in the laboratory. These ...
Samples for blood culture have traditionally been taken by nurses, medical and paramedical staff in attendance on the wards of the QECH. In March 2003 an audit of blood culture performance was carried out in the medical wards, revealing poor collection technique and inadequate volumes of ...
Methods and apparatus are disclosed whereby the initial flow of blood during blood collection is diverted to a sample pouch to trap the skin plug and to allow samples to be taken during subsequent blood collection to a normal blood bag. This is effected by connecting the needle line (), the...
Blood culture collection technique and pneumococcal surveillance in Malawi during the four year period 2003–2006: an observational study. BMC Infect Dis. 2008;8:1–6. Article Google Scholar Hill PC, Onyeama CO, Ikumapayi UNA, Secka O, Ameyaw S, Simmonds N, et al. Bacteraemia in patients...
Review the procedure with the patient. Inform the patient that specimen collection takes approximately 5 min. Inform the patient that multiple specimens may be required at timed intervals. Address concerns about pain and explain to the patient that there may be some discomfort during the venipuncture...
The yield is maximized when strict procedure guidelines for collection and incubation are followed and laboratory and clinical data are properly correlated. Dr Chien addresses several issues of clinical and technical importance in blood culturing, including indications, aseptic technique, available systems,...
Procedures have been optimized for the collection and evaluation of colony-forming cells (CFG-FM) in umbilical cord blood. In a study of 64 samples, early clamping of the cord resulted in increased collection volumes. CFU-GM were not significantly affected by the choice of culture medium.关键...
The standard procedure recommended that the puncture site be cleaned with an alcohol swab, disinfected twice with poppidone-iodine, and then puncturing a vein or artery to collect a blood specimen. It was recommended to collect blood on two or more different sites. The use of blood collection ...
the rabbits were reinfused with the collected blood (~15 mL) through the right ear vein at a constant speed of 20 mL/min. The rabbits regained consciousness within 1 h following the auto-transfusion procedure, and remained healthy for over a month (Supplementary Movie2and Supplementary ...