Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a small - to - moderate right apical pneumothorax without evidence of tension . There is a dominant right perihilar mass and multiple scattered nodules throughout both lobes of the lungs . Some of the nodules are cavitary . These are better characterized on the recent CT . There is no new opacity , left pneumothorax , or pleural effusion . The cardiomediastinal silhouette is normal .
    OUTPUT:
    
1 . Small - to - moderate right apical pneumothorax . 2 . Grossly unchanged bilateral pulmonary masses , the largest in the right perihilar region . These are better characterized on the recent CT . Results were discussed with Dr . ___ at 4 p .m . on ___ via telephone by Dr . ___ at the time the findings were discovered .