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Preanalytical Errors in Hematology Laboratory- an Avoidable Incompetence.

Vikram Narang HarsimranKaur1, Pavneet Kaur Selhi1, Neena Sood1

  • 1Dept. of Pathology, Dayanand Medical College & Hospital, Ludhiana, Punjab, India.

Iranian Journal of Pathology
|August 9, 2016
PubMed
Summary
This summary is machine-generated.

Preanalytical errors in hematology labs are common, with clotted samples being the most frequent issue. Regular analysis and staff education can help reduce these errors, improving test result reliability.

Keywords:
HematologyPreanalyticalQuality control

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Area of Science:

  • Clinical Pathology
  • Laboratory Medicine
  • Hematology

Background:

  • Quality assurance is crucial for reliable hematology laboratory results.
  • Pre-analytical errors remain a significant challenge despite advancements in laboratory practice.

Purpose of the Study:

  • To evaluate the types and frequency of pre-analytical errors in a hematology laboratory.
  • To identify common pre-analytical issues impacting sample integrity.

Main Methods:

  • A one-year study (July 2013-July 2014) of all samples received in the Hematology Laboratory at Dayanand Medical College and Hospital, Ludhiana, India.
  • Analysis of pre-analytical variables including clotted samples, insufficient quantity, wrong sample type, and labeling errors.

Main Results:

  • Out of 471,006 samples, 1802 (0.38%) exhibited pre-analytical errors.
  • Clotted samples were the most prevalent error (1332 samples, 0.28%), followed by insufficient quantity (328 samples, 0.06%).
  • Other errors included wrong sample (96 samples, 0.02%), without label (24 samples, 0.005%), and wrong label (22 samples, 0.005%).

Conclusions:

  • Pre-analytical errors are frequent in hematology laboratories.
  • Regular analysis of error variables and staff education are essential for error reduction.
  • Implementing corrective measures can enhance the accuracy and precision of hematology test results.