CPT® Code 93720

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Total body plethysmography is a diagnostic procedure that involves the use of a specialized chamber designed to measure changes in the volume of the entire body. This technique is primarily utilized to assess respiratory function by evaluating how the lungs expand and contract during breathing. The procedure can also provide valuable insights into the patient's blood pressure dynamics. During the test, the patient is placed inside the plethysmography chamber, where various measurements are taken to determine lung capacity and airflow. The results of the test are then interpreted by a physician, who generates a comprehensive report detailing the findings. This report is essential for understanding the patient's respiratory health and can aid in diagnosing various pulmonary conditions.