Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiographs were provided . On the frontal view there is subtle obscuration of the right heart border with faint opacity projecting over the heart on the lateral view . Additionally a linear opacity in the right upper lung zone between the second and third anterior ribs is noted . There is no pleural effusion or pneumothorax . The cardiomediastinal silhouette is normal . There is rightward scoliosis of the thoracic spine .
    OUTPUT:
    
1 . Possible subtle opacity in the right middle lobe . Recommend left anterior oblique and lordotic views to exclude pneumonia . 2 . Linear opacity in the right upper lung for which six week follow up radiograph is recommended . The change in the preliminary report was emailed to the ED ___ nurses for direct communication with the patient 's physician .