Cardiac/Pulmonary Services Cardiac Services encompass three related areas: Intensive Care Unit, Cardiac Rehabilitation, and Diagnostic Services. Cardiac/Pulmonary Rehabilitation This program provides a supervised, telemetered exercise therapy program with ongoing education and support classes. Individuals cared for in this unit are post-myocardial infarction patients, post cardiovascular surgical patients, patients with stable angina pectoris, those who are "at risk" for cardiac problems, and patients with pulmonary disease.