Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable chest films are compared to previous x-ray from ___ . Extremely low lung volumes are seen on the current exam . Linear right basilar opacity is seen . Elsewhere , lungs are grossly clear noting extremely limited technique . Cardiomediastinal silhouette is stable as are the osseous and soft tissue structures .
    OUTPUT:
    
Extremely low lung volumes suggesting the right basilar opacity is due to atelectasis ; however , if high clinical suspicion , repeat exam with two views is suggested to further evaluate for possible pneumonia .