QUALITY ASSURANCE ppt drpasupathi

Information about QUALITY ASSURANCE ppt drpasupathi

Published on June 11, 2010

Author: drppasupathi

Source: authorstream.com


Quality Assurancein Laboratories: Principles and Practice : Quality Assurancein Laboratories: Principles and Practice Dr. P. PASUPATHI Ph.D., FLS (UK)., E-mail:[email protected] Quality is.... : Quality is.... invisible when GOOD impossible to ignore when BAD Quality: ? : Quality: ? Fitness for purpose Meets the needs of the customer Meeting the standards Objectives of quality in lab : Objectives of quality in lab Support provision of high quality health-care Reduce morbidity Reduce mortality Reduce economic loss Ensure credibility of lab Generate confidence in lab results Consequences of poor quality : Consequences of poor quality Inappropriate action Over-investigation Over-treatment Inappropriate inaction Lack of investigation No treatment Delayed action Loss of credibility of laboratory Legal action Factors influencing quality : Factors influencing quality Outside laboratory Within laboratory Sample handling Patient preparation Requisition Sample receiving Sample Collection Sample Transport Patient Doctor Analysis Reports Results Pre analytical Analytical Post analytical Factors influencing quality: Pre-analytical : Factors influencing quality: Pre-analytical Right Investigation Specimen Collection technique Storage and transportation Quantity Labeling Factors influencing quality: Analytical : Factors influencing quality: Analytical Proficiency of personnel Reagents stability, integrity and efficiency Equipment reliability Specificity & sensitivity of selected test Procedural reliability using standard operating procedures Use of appropriate controls Documentation DOCUMENTATION : DOCUMENTATION If you have not documented it, You have not done it Factors influencing quality: Post-analytical : Factors influencing quality: Post-analytical Right recording and reporting Right interpretation Range of normal values Right turnaround time Report to right user Quality in labs is mutual responsibility of….. : Quality in labs is mutual responsibility of….. Laboratory professionals Clinicians Public health personnel Quality Assurance (QA) : Quality Assurance (QA) The sum total of all activities that are performed to ensure quality of the product IN HEALTH LABORATORY SERVICES QA is the sum total of all activities that are undertaken to ensure generation, and utilization, of reliable and accurate results/data QA has two components : QA has two components Internal Quality Control (IQC) External Quality assessment (EQA) Components of QA : Components of QA INTERNAL Quality Control (IQC) Includes all 3 parameters – Pre-analytical, Analytical and Post-analytical, along with proficiency of personnel. Procedures Cleaning & personal hygiene Safety precautions – eating / smoking Safe waste disposal Continuous monitoring of test quality EXTERNAL – (External Quality assessment) / EQAS Outside laboratory / institution Good Lab Practices : Good Lab Practices Proper collection of Samples Appropriate identification of samples Prompt transportation to lab at appropriate temp Collection and storage under condition preventing deterioration before testing Accurate performance of test Release of result after proper scrutiny Delivery to correct user Cordial relationship with user External Quality assessment (EQA) : External Quality assessment (EQA) It is as assessment of performance. It is a tool to assess IQC Not a true control of each test Analysis of identical specimens in many labs Performed by an independent agency Retrospective and periodic Used for inter-laboratory comparison External Quality assessment (EQA) : External Quality assessment (EQA) To provide assurance to physicians and general public that lab results are of good quality Encourage the use of uniform procedures, standard reagents Monitor the implementation of internal QC QA is a dynamic process : QA is a dynamic process It is a journey not the destination Slide 19: Thank You

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