Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a small to moderate right upper to mid hemi thorax pneumothorax . The cardiac and mediastinal silhouettes are stable in appearance and position as compared to ___ , without evidence of tension . Patient 's known right upper lobe spiculated nodule is seen , better assessed on CT , with fiducial marker adjacent . Additional smaller nodules seen on CT were better assessed on CT . Subtle opacity at the lateral right lung base may be artifactual or due to summation of shadows , it was not seen on prior CT from ___ . No large pleural effusion . No pulmonary edema . Left - sided rib deformities again seen .
    OUTPUT:
    
Right - sided pneumothorax . Findings discussed with Dr . ___ . The ED was aware immediately after the conclusion of the study .