Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval placement of a right PICC , which terminates in the low SVC / cavoatrial junction , without evidence of pneumothorax . There are low lung volumes . Left mid to lower lung linear atelectasis / scarring is seen . Blunting of the posterior costophrenic angles persists suggesting small pleural effusions . The cardiac and mediastinal silhouettes are stable .
    OUTPUT:
    
Persistent blunting of the posterior costophrenic angles suggests small pleural effusions . Right PICC terminates in the low SVC / cavoatrial junction without evidence of pneumothorax .