Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is significant rightward rotation of the patient on the current radiograph . Allowing for changes due to this , and low lung volumes , the cardiomediastinal silhouettes are within normal limits . The bilateral hila are within normal limits . There is mild elevation of the right hemidiaphragm . Diffuse increased opacity in the right lung , centered in the right mid and upper lung , is concerning for pneumonia or sequelae of aspiration pneumonitis in the appropriate clinical setting . The left lung is clear . There is no left pleural effusion . It would be difficult to exclude a trace right pleural effusion . There is no pneumothorax .
    OUTPUT:
    
Right mid - and upper lung opacities are concerning for pneumonia or sequelae of aspiration pneumonitis .