Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest are compared to previous exam from ___ . New right PICC line is identified . The exact tip is not clearly delineated and is seen to the level of the upper SVC where it crosses over the single lead from left chest wall pacing device . Previously identified Swan - Ganz catheter via right IJ is no longer seen . The lungs are clear . There is no pleural effusion . Cardiac silhouette is enlarged but stable . Osseous and soft tissue structures are unremarkable .
    OUTPUT:
    
Stable cardiomegaly but no acute cardiopulmonary process . Right PICC tip is not clearly delineated on this exam .