Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without focal consolidation , pleural effusion or pneumothorax . There is no pulmonary edema . The heart is normal in size , and the mediastinal and hilar contours are normal . Cervical spinal fusion hardware is again noted , and there has been interval removal of a tracheostomy tube .
    OUTPUT:
    
No acute intrathoracic process .