Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . There is no focal consolidation , effusion , or pneumothorax . Position of the ICD remains unchanged . The heart size is normal . The cardiomediastinal silhouette is normal . Retrocardiac linear density is stable , likely scarring . Visualized bony structures are normal .
    OUTPUT:
    
No acute intrathoracic process .