Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A frontal chest radiograph demonstrates interval removal of a right PICC and interval placement of a left PICC , with tip terminating in the mid to lower SVC . Again seen is a catheter in the right upper abdomen . Lung volumes are improved compared to prior exam . The right hemidiaphragm remains elevated compared to the left . There is no pneumothorax or pleural effusion . The lungs are clear without focal consolidation and the cardiomediastinal silhouette is unchanged .
    OUTPUT:
    
Interval placement of a left PICC , with tip terminating in the mid to lower SVC .