Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear , without focal consolidation . There is no pleural effusion or pneumothorax . Taking into account technique , the heart size is top normal . There is atelectasis seen in the left lung base . Calcifications are noted in the aortic arch . Severe degenerative changes of the right glenohumeral joint are noted with likely multiple loose bodies .
    OUTPUT:
    
No acute cardiopulmonary process .