Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The left heart border is partially obscured on the frontal projection , and there is a subtle retrosternal opacity seen on the lateral projection , concerning for a possible lingular consolidation . There remainder of the visualized lung fields are clear without evidence of additional consolidation , pleural effusion , pneumothorax , or pulmonary edema . The cardiomediastinal silhouette is normal . No bony abnormality is detected .
    OUTPUT:
    
Probable lingular pneumonia . Recommend followup chest x-ray in 4 weeks following antibiotic therapy to document resolution . Findings were conveyed by Dr . ___ to Dr . ___ ___ telephone at 14 : 12 on ___ , ___ min after interpretation .