Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Linear opacities are identified along the right heart border and appear to project over the heart on the lateral projection , findings which could reflect a mild consolidation , either atelectasis or pneumonia in the appropriate clinical circumstance . No large pleural effusions are evident . The patient has known pulmonary nodules due to head and neck cancer as seen on prior chest CT . However , there appear to be new large nodules within the right lung , particularly in the right mid lung with a large nodule measuring 17 mm . Findings are new compared to prior CT examination from ___ and are concerning for progressive metastatic disease . Known nodules in the left upper lobe are not well characterized . A confluent density in the left lung apex corresponds with a known neck mass in that region . However , there appears to be increased mass effect upon the tracheal resulting in exaggerated rightward shift . Cardiomediastinal structures appear within normal limits .
    OUTPUT:
    
1 . Subtle opacity in the region of the right middle lobe , possible atelectasis or pneumonia in the appropriate clinical setting . 2 . Increasing pulmonary nodules particularly within the right mid-lung , findings concerning for progressed metastatic disease . 3 . Increased density of the left lung apex and worsening mass effect on the trachea , findings worrisome for enlargement of known neck mass . Dr . ___ communicated the above results to Dr . ___ ___ at 11 :17 p .m . on ___ by telephone .