Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lateral view is partially obscured by patient 's arms . Within this limitation , no focal consolidation , pleural effusion , pneumothorax , or pulmonary edema is detected . Heart and mediastinal contours are stable with persistent abnormal mediastinal contours and mild widening .
    OUTPUT:
    
No acute findings . Persistent abnormal mediastinal contours with mild widenening . Chest CT is recommended for further evaluation , which may be performed non-urgently if clinically appropriate . Findings and recommendations were discussed with ___ by ___ ___ by telephone at 12 :32 p .m . on ___ at the time of initial review of the study .