: Clinical Laboratory Panels There are hundreds of individual chemistry tests that can be performed in the clinical laboratory. CPT has grouped many common tests into “panels” that may be organ or disease-oriented. Panel codes can be confusing. In this discussion you will explore the world of clinical laboratory testing. Your post should discuss the following: Identify and review the components of at least one organ- or disease. oriented chemistry panel. . What should be coded when all tests in a panel are not performed? • What should be coded when more than the tests in a panel are performed? 6