Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette is at the upper limits of normal . No chf , focal infiltrate , pleural effusion , or pneumothorax is identified . No mediastinal widening or apical capping is detected . No rib fractures are identified on these lung - technique films . The shoulders are not evaluated on these films .
    OUTPUT:
    
No evidence of pneumothorax or acute pulmonary process . No rib fractures are identified on these non-dedicated views .