Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Sternotomy . Biapical pleural thickening , with biapical scarring , calcified granulomas is again seen , stable . Stable scarring in the left lung base . There is an area of interstitial thickening and micro nodularity in the right lung base , suggest infection , new since prior exam . There is component of mild scarring at the right base which was present on prior exam as well . Heart size and pulmonary vascularity are stable . There is no effusion .
    OUTPUT:
    
Area of micro nodularity at the right lung base is new since prior exam , suggest infection . Follow - up radiograph in 6 weeks recommended to document resolution . Areas of scarring in the upper lungs , left lung base are stable .