Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . Mediastinal contour is unchanged . Hilar contours are normal . Previously demonstrated asymmetric right pulmonary edema has essentially resolved . Right upper lobe lateral air and fluid collection reflective of a pneumatocele appears grossly unchanged from the prior exams . Small right pleural effusion with adjacent right basilar atelectasis persists . The left lung is clear . No pneumothorax is present . There are no new focal opacities .
    OUTPUT:
    
Previously noted asymmetric right pulmonary edema has essentially resolved . Remainder of the exam is grossly unchanged with persistent right upper lobe lateral pneumatocele and small right pleural effusion with associated right basilar atelectasis .