apfcbAPFCB eNewscoAPFCB News Volume 2, Issue 1MultidisciplinaryEnglishJan-Jun, 2023NNY20240522ArticlesAccreditation of Medical Laboratories as per ISO 15189 - New the 4th Version Changes from 2012 – 2022EnglishY8587TomasZima1EnglishN10.62772/APFCB-News.2023.1.3One and key of the priorities in laboratory medicine is improvement of quality management system for patient safety. Quality in the health care is tightly connected to the level of excellence of the health care provided in relation to the current level of knowledge and technical development.Accreditation is an effective way to demonstrate competence of the laboratory, is a tool to recognize laboratories world-wide, is linked to periodical audits stimulating to keep and improve the quality, leads to high standard of services for clients (patients, health care providers, etc.). Accreditation is a procedure by which an authoritative body gives formal recognition that a body or person is competent to carry out specific tasks, it is an independent process and there is only one recognized national accreditation body in each country.Englishhttps://www.apfcb.org/APFCB_News/abstract?id=9References16191. Zima T. Accreditation in clinical laboratories. Biochemical Medical 2010; 20/2: 215-220.2. EN ISO 17025:2017 - General Requirements for the Competence of Testing and Calibration Laboratories.3. EN ISO 15189:2012 - Medical laboratories and;ndash; Requirements for quality and competence.4. EN ISO 15189:2022 - Medical laboratories and;ndash; Requirements for quality and competence.Acknowledgment Supported by MH CZ DRO VFN 64165 and Cooperation Program, research area DIAG.