Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single frontal view of the chest demonstrates interval placement of a new right PICC with tip in the upper SVC . A left pectoral dual - lead cardiac pacer / AICD has leads terminating in the coronary sinus and right ventricle , unchanged . Compared to preceding exam , there has been interval improvement of pulmonary edema . The cardiac silhouette remains mildly prominent but is likely accentuated by AP technique . Allowing for patient rotation , the mediastinal and hilar contours are within normal limits . The lungs appear relatively well aerated . There is no confluent consolidation or large effusion .
    OUTPUT:
    
1 . No definite evidence to suggest pneumonia . 2 . Interval improvement of pulmonary edema since ___ . 3 . Interval placement of a new right PICC .