Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is top normal . Mediastinal and hilar contours are unremarkable . Pulmonary vasculature is not engorged . Linear opacities in the lingula are compatible with subsegmental atelectasis . Remainder of the lungs are clear without focal consolidation . No pleural effusion or pneumothorax . No acute osseous abnormality .
    OUTPUT:
    
No acute cardiopulmonary abnormality .