Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . The mediastinal and hilar contours are normal . The pulmonary vasculature is normal . Lungs are clear . Bilateral small pleural effusions are present , . There are no acute osseous abnormalities . A small amount of free air under the right hemidiaphragm is likely related to the recent C - section procedure .
    OUTPUT:
    
No radiographic evidence of pneumonia . Small bilateral pleural effusions . Free intraperitoneal air is probably related to recent C - section procedure . Clinical correlation suggested .