Fall 22/23 Level 3 External Quality Control 1 Quiz

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What is the purpose of inter-laboratory comparisons and other performance evaluations?

To determine the individual and collective laboratory performance characteristics

What is the main purpose of the EQAS program?

To compare laboratory results with those of other laboratories

Why were PT/EQA programs introduced into laboratory medicine more than 60 years ago?

To address differences in results for aliquots of the same sample measured by different laboratories

What does EQAS stand for in the context of laboratory quality management?

<p>External Quality Assessment System</p> Signup and view all the answers

What is the primary focus of an EQAS for Pre Analytical?

<p>Ensuring proper sample collection and handling</p> Signup and view all the answers

Which statement best describes the role of inter-laboratory comparisons in laboratory quality management?

<p>Comparing each laboratory’s results with those of other laboratories in a group or with an assigned value</p> Signup and view all the answers

In the context of a PT/EQA program, what is the significance of traceable reference values?

<p>They provide a basis for evaluating laboratory performance</p> Signup and view all the answers

What is an ideal characteristic of samples for a PT/EQA program?

<p>Homogeneity across all the aliquots produced</p> Signup and view all the answers

What should laboratories do upon receiving the specimen package for a PT/EQA program?

<p>Review specimen numbers and due dates</p> Signup and view all the answers

What is an important consideration when handling high, out-of-range samples in a PT/EQA program?

<p>Reconstituting the sample according to provider's instructions</p> Signup and view all the answers

What happens if a laboratory submits results for PT/EQA samples after the Sample Due Date?

<p>The results are not evaluated</p> Signup and view all the answers

What does the organizer include in the report of a PT/EQA program?

<p>The target values expected for each analyte</p> Signup and view all the answers

Why should PT/EQA samples be handled as patient samples?

<p>To ensure commutability and method compatibility with peer groups</p> Signup and view all the answers

What is an important consideration when selecting a PT provider for a laboratory?

<p>Frequency of challenges provided by the PT provider</p> Signup and view all the answers

What should laboratories do while handling lyophilized PT/EQA samples?

<p>Reconstitute according to provider's instructions</p> Signup and view all the answers

What should laboratories ensure regarding configuration codes in a PT/EQA program?

<p>Compatibility with previous submissions</p> Signup and view all the answers

What does the PT/EQA organizer evaluate regarding laboratory performance?

<p>Whether individual results met performance requirements</p> Signup and view all the answers

In the context of laboratory quality management, what is the primary purpose of an inter-laboratory comparison?

<p>To identify any discrepancies in the interpretation of test results among different laboratories</p> Signup and view all the answers

What is the main objective of an External Quality Assessment (EQA) program in laboratory medicine?

<p>To verify the accuracy and reliability of examination procedures conducted by different laboratories</p> Signup and view all the answers

What is a fundamental characteristic of Pre Analytical EQAS samples for laboratory testing?

<p>They represent a wide range of clinically-relevant sample types and conditions</p> Signup and view all the answers

What is the significance of traceable reference values in the context of a PT/EQA program?

<p>They provide a standardized set of values for comparison across all participating laboratories</p> Signup and view all the answers

Why were PT/EQA programs introduced into laboratory medicine more than 60 years ago?

<p>To address variability in test results obtained from different laboratories</p> Signup and view all the answers

What role do inter-laboratory comparisons play in improving the overall quality management of laboratory testing?

<p>They help identify discrepancies and inconsistencies in test result interpretation among different laboratories</p> Signup and view all the answers

In a PT/EQA program, what characteristic should the ideal samples fulfill?

<p>Have analyte concentrations within the expected clinical range</p> Signup and view all the answers

What is a key consideration when selecting a PT provider for a laboratory in the context of EQA programs?

<p>The frequency of challenges provided by the PT provider</p> Signup and view all the answers

What should laboratories ensure regarding configuration codes in a PT/EQA program?

<p>Compatibility with previously submitted codes</p> Signup and view all the answers

Why is it important to handle high, out-of-range samples in accordance with established laboratory procedures in a PT/EQA program?

<p>To ensure accurate test results</p> Signup and view all the answers

What happens if a laboratory submits results for each specimen after the Sample Due Date in a PT/EQA program?

<p>The results are disqualified from evaluation</p> Signup and view all the answers

What is the role of inter-laboratory comparisons in laboratory quality management?

<p>To evaluate a laboratory's performance relative to other laboratories</p> Signup and view all the answers

What should laboratories do upon receiving the specimen package for a PT/EQA program?

<p>Review specimen numbers and due dates as per schedule</p> Signup and view all the answers

Why are traceable reference values important in the context of PT/EQA programs?

<p>To compare the accuracy of different laboratory methods</p> Signup and view all the answers

What is an ideal characteristic of PT/EQA samples?

<p>Stable for transportation and storage</p> Signup and view all the answers

What does the PT/EQA organizer evaluate regarding laboratory performance?

<p>Whether the individual laboratory’s results met the performance requirements</p> Signup and view all the answers

What should laboratories do while handling lyophilized PT/EQA samples?

<p>Reconstitute according to provider's instructions and handle as patient samples</p> Signup and view all the answers

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