VA Portland Health Care System (VAPORHCS) is a Level 1A major interdisciplinary teaching and quaternary facility with service-lines serving primary care, emergency medicine, medicine, surgery, specialty, psychiatry, physical medicine and rehabilitation, neurology, oncology, dentistry, geriatrics and extended care inpatients and outpatients throughout Oregon and Southwestern Washington. Knowledge and skill in performing support duties for complex diagnostic tests and/or specialized practices or procedures, which include preparing the patient, assisting in the diagnostic examination, preparing and handling specialized instruments or other specialized equipment, and monitoring the patients condition before, during, and following the procedure.