Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single AP semi-erect portable view of the chest was obtained . Prominent costochondral calcifications are seen . There is slight blunting of the right costophrenic angle which may be due to overlying soft tissue , though a trace pleural effusion can not be excluded . No definite focal consolidation is seen . There is likely left base atelectasis . The cardiac silhouette is top normal . The aorta is calcified and tortuous . No displaced fracture is seen .
    OUTPUT:
    
Slight blunting of the right costophrenic angle may be due to overlying soft tissue though trace pleural effusion can not be excluded .