Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were reviewed and compared to the prior studies . Previously noted biapical opacities have increased on the right and could represent scarring , however , pulmonary malignancy is not excluded . Located inferior to the right apical opacity , there are three new nodules , the largest measures 7 mm and projects over the right clavicle and the posterior right fourth rib . Unchanged mild hyperinflation of the lungs and flattening of the diaphragm suggests COPD . The heart size is normal and the aorta is tortuous but normal in caliber . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Increase in right apical opacity and three new right upper lung opacities located inferiorly could be scarring , however , malignancy can not be excluded . CT chest is recommended for clarification .