Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The previously described left lower lobe peripheral opacity has resolved . No new airspace opacity . The cardiac silhouette is stable with coarse calcifications of the mitral annulus . No pleural effusions or pneumothorax . Surgical clips related to prior thyroid surgery P
    OUTPUT:
    
Interval resolution of left lower lobe opacity , no acute cardiopulmonary process .