Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a moderate size right sided pneumothorax . There is no secondary mediastinal shift . Streaky right basilar opacity is likely atelectasis . There are multiple right - sided rib fractures including an acute appearing anterior right fourth rib fracture which is mildly displaced . Discontinuity with mild displaced of the posterior right third rib is new since ___ . There are chronic appearing fractures of the posterior right seventh and eighth ribs as well as the lateral left upper ribs . Small fracture fragment seen at the inferior aspect of the distal clavicle suspicious for fracture . Surgical clips noted in the abdomen .
    OUTPUT:
    
Moderate right pneumothorax without mediastinal shift . Acute appearing mildly displaced posterior right third and anterior right fourth rib fractures .