Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right PICC seen with tip terminating in the upper SVC . Linear left lung base atelectasis is noted . The lungs are otherwise clear . Cardiomediastinal silhouette is stable . Postoperative changes seen at the left humerus and partially visualized lumbar fixation hardware is also seen . There is no free intraperitoneal air , stomach is moderately distended with air .
    OUTPUT:
    
No acute cardiopulmonary process . No free intraperitoneal air .