Diagnostic Cardiac Testing


  • Provides information about the structure of the heart, valves, and strength of the heart muscle
  • Performed by an ultrasonographer

Trans-esophageal Echocardiogram

  • Internal ultrasound of heart’s structures
  • Performed by a Cardiologist; assisted by an RN and ultrasonographer
  • Patient swallows an ultrasound probe
  • Sedation may be administered
  • Brief recovery is necessary


  • Determines exercise ability and symptoms with exercise
  • Performed by an APRN or Cardiologist, with assistance of cardiovascular technicians

Nuclear Stress Testing

  • Performed by APRN or Cardiologist
  • Patient walks on a treadmill or receives intravenous medication to “stress” the heart
  • Nuclear images are obtained to assess blood flow to the heart

Pulmonary Function Test

  • Measures air movement in and out of lungs
  • Performed by a respiratory therapist or technician

Exercise Physiology Test

  • Patient walks on a treadmill while breathing into a mouth piece
  • Determines lung’s ability to use oxygen properly with activity
  • Performed by a respiratory therapist or a technician

Holter Monitor

  • Cardiac monitor is worn for 24 hours
  • Patient records any symptoms
  • Results are interpreted by a Cardiologist

Pacemaker Clinic

  • Clinic is monitored by RN
  • Pacemakers are checked over the phone, using a transmitter, or when patient comes into the clinic