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Pre-Analytical Errors in POCT Felicity Dempsey Biochemistry St James’s Hospital
Importance of Blood Gas Analysis ,[object Object],[object Object]
Pre-Analytical Errors ,[object Object],[object Object]
Portability and Simplicity ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object]
Poor Phlebotomy and Collection techniques ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Lack of Patient Preparation ,[object Object],[object Object],[object Object]
Air Bubble in sample A single air bubble in the sample will bias the Po 2 measurements
Comparisons of Haemoglobins 9.0 9.2 8.4 Specimen 6 11.5 11.0 10.7 Specimen 5 13.1 12.9 12.2 Specimen 4 10.5 9.9 9.4 Specimen 3 16.0 15.8 15.1 Specimen 2 12.0 11.7 11.3 Specimen 1 KSICU Omni 9 Theatre Omni 9 Haem analyser Lab no
Use of Anti- Coagulants ,[object Object],[object Object],[object Object],[object Object],[object Object]
Transportation Delays ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Training of Users ,[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object]
Blood Gas analysis is not a “black box” ,[object Object],Interpretation Maintenance Reporting Transport Measurement Quality Control Sampling Treatment

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Felicity Abg

  • 1. Pre-Analytical Errors in POCT Felicity Dempsey Biochemistry St James’s Hospital
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  • 8. Air Bubble in sample A single air bubble in the sample will bias the Po 2 measurements
  • 9. Comparisons of Haemoglobins 9.0 9.2 8.4 Specimen 6 11.5 11.0 10.7 Specimen 5 13.1 12.9 12.2 Specimen 4 10.5 9.9 9.4 Specimen 3 16.0 15.8 15.1 Specimen 2 12.0 11.7 11.3 Specimen 1 KSICU Omni 9 Theatre Omni 9 Haem analyser Lab no
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