Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size is mildly enlarged but similar compared to the previous study . The aorta is tortuous . Pulmonary vasculature is not engorged . There is new elevation of the left hemidiaphragm suggestive of a diaphragmatic hernia which contains colon . Minimal atelectasis is noted in the lung bases without focal consolidation . No pleural effusion or pneumothorax is present . There are mild multilevel degenerative changes seen in the thoracic spine . Moderate degenerative spurring is also noted in the right glenohumeral joint .
    OUTPUT:
    
1 . Left hemidiaphragmatic elevation , new in the interval , suggestive of a diaphragmatic hernia . 2 . Minimal atelectasis in the lung bases .