Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . There are bibasilar opacities which are new since the prior study . No pleural effusion or pneumothorax is seen . The cardiac and mediastinal silhouettes are unremarkable . Partially imaged is a right - sided VP shunt which extends below the right hemidiaphragm but is otherwise not well seen , but likely terminates in the right upper quadrant .
    OUTPUT:
    
Bibasilar opacities raise concern for pneumonia . Aspiration is also in the differential .