Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no evidence of pneumothorax . Right sided opacities have slightly decreased , however the left - sided pleural effusion has slightly increased since 8 AM of the same day and since the ___ exam . Additional streaky opacities at bilateral lung bases are consistent with atelectasis . A PICC terminates in the mid to low SVC .
    OUTPUT:
    
No evidence of pneumothorax . Slight increase in the left sided pleural effusion since the prior study .