Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest ___ at 14 :41 are submitted .
    OUTPUT:
    
A left - sided pacer remains in place . Overall cardiac and mediastinal contours are stable . Streaky opacities at both bases likely reflect atelectasis . No evidence of pulmonary edema , large effusions or pneumothorax .