Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without focal consolidation . No pleural effusion or pneumothorax is seen . The cardiac and mediastinal silhouettes are unremarkable . There may be an opacity seen on lateral view in the lower lobe which could be a pneumonia . A chest CT is recommended for further evaluation .
    OUTPUT:
    
Possible opacity seen on lateral view in the lower lobe could be pneumonia . A chest CT is recommended for further evaluation .