Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest are compared to previous exam from ___ . There is left basilar opacity localizing to the lingula compatible with pneumonia in the proper clinical setting . Elsewhere , the lungs are clear and there is no effusion . Cardiomediastinal silhouette is within normal limits . Osseous and soft tissue structures are unremarkable .
    OUTPUT:
    
Lingular pneumonia . Recommend repeat after treatment to document resolution which can be done in six weeks .