Scenario 2-shortness of breath Patient presents to the emergency department with shortness of breath and angina due to pulmonary arterial hypertension, Patient has been unresponsive to standard calcium channel blocker therapy. Patient is stabilized in the hospital and discharged on a continuous infusion of prostacyclin therapy, Per the treating physician's documentation, the patient would be expected to return to the emergency department with pulmonary arterial hypertension symptoms within 12-24 hours of discontinuation of prostacyclin therapy. Through the care plan process, patient may be eligible to receive coverage for the continuous prostacyclin therapy and associated equipment, as well as physician visits directly related to the management of the pulmonary arterial hypertension.