Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest . The lungs are clear of confluent consolidation or pulmonary vascular congestion . There are trace bilateral pleural effusions . Cardiac silhouette is within normal limits for technique and low inspiratory volumes . Thoracic aorta is tortuous with some scattered atherosclerotic calcifications of the arch . No acute osseous abnormalities detected .
    OUTPUT:
    
Trace bilateral effusions . Otherwise no acute cardiopulmonary process .