Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Normal heart size , mediastinal and hilar contours . There are areas of nodular opacity projecting over the seventh anterior ribs bilaterally . No focal consolidation , pleural effusion or pneumothorax .
    OUTPUT:
    
1 . No evidence of pneumonia . 2 . Nodular opacities projecting over the seventh anterior ribs bilaterally may reflect calcification in the costochondral cartilage . Recommend further evaluation shallow oblique radiographs