Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A left - sided pacemaker generator pack projects leads into the right atrium and ventricle . The heart size is top normal . The hilar and mediastinal contours are within normal limits . There is no pneumothorax , focal consolidation , or pleural effusion . No acute fractures are seen , although this technique is suboptimal for evaluation of osseous trauma .
    OUTPUT:
    
No acute intrathoracic process .