Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . The lateral view is somewhat underpenetrated in the upper portion . Given this , no focal consolidation , pleural effusion , or evidence of pneumothorax is seen . The cardiac and mediastinal silhouettes are unremarkable . No displaced rib fracture is identified .
    OUTPUT:
    
No acute cardiothoracic process seen .