Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiographs are provided . Exam is limited by underpenetration but there is no overt focal consolidation , pleural effusion , or pneumothorax . Cervical fusion hardware is present . Cardiomediastinal silhouette is unremarkable . No acute skeletal abnormalities .
    OUTPUT:
    
No acute cardiothoracic process on this study limited by underpenetration .