Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Blunting of the posterior costophrenic angles is compatible with small bilateral effusions . The lungs are otherwise clear without consolidation , edema , or pneumothorax . Cardiomediastinal silhouette is within normal limits . Atherosclerotic calcifications are seen at the aortic arch .
    OUTPUT:
    
Small bilateral pleural effusions . Otherwise no acute cardiopulmonary process .