Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since the prior study be Swan - Ganz catheter has been withdrawn and is now positioned centrally within the right main pulmonary artery . An intra-aortic balloon pump is unchanged in position compared to the prior study . Moderate cardiomegaly and pulmonary vascular congestion persists without frank pulmonary edema . A right - sided PICC terminates in the mid SVC .
    OUTPUT:
    
The Swan - Ganz catheter has been repositioned and now terminates in the proximal right pulmonary artery .