Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are symmetrically expanded and well aerated without focal consolidation concerning for pneumonia , pleural effusion or pneumothorax . The pulmonary vasculature is not engorged . The cardiac silhouette is top normal in size . The thoracic aorta is unfolded and tortuous . As a result , the mediastinum appears prominent , but otherwise within normal limits . The trachea is deviated to the right by the aortic arch .
    OUTPUT:
    
No acute cardiopulmonary process .