Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . Mild prominence of the pulmonary arteries is similar to prior exam ; the mediastinal and hilar contours are otherwise unchanged . Right lower lobe opacity corresponding with the biopsied lung nodule is slightly increased in size compared with the prior chest radiograph . Mild pleural thickening at the lung basis causing blunting of the costophrenic angles is unchanged . No pneumothorax is currently seen . The very small pneumothorax that was present on post procedure CT is either resolved or not visible radiographically .
    OUTPUT:
    
No evidence of residual pneumothorax post biopsy of right lower lobe nodule .