Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Subtle linear opacity projecting over either the right middle lobe or lingula on the lateral view is not well seen on the frontal view that may represent atelectasis , although an early infectious process is not excluded . No focal consolidation is seen elsewhere . There is no pleural effusion or pneumothorax . The cardiac and mediastinal silhouettes are grossly stable . The patient is rotated slightly to the right .
    OUTPUT:
    
Subtle patchy mid lung opacity on the lateral view , not well seen on the frontal view may represent atelectasis , although an early infectious process is not excluded in the appropriate clinical setting .