Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were obtained . Port - A - Cath resides over the right chest wall with catheter tip extending into the superior vena cava . Linear densities within both lungs are most compatible with atelectasis , though the possibility of early pneumonia is difficult to exclude . No large pleural effusion is seen . No free air below the right hemidiaphragm . The cardiomediastinal silhouette is stable . Bony structures are intact .
    OUTPUT:
    
Bilateral linear streaky opacities most compatible with atelectasis , though can not exclude an early pneumonia . No free air below the right hemidiaphragm .