Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright portable chest radiograph obtained . The heart is mildly enlarged . There are small bilateral pleural effusions . No pulmonary edema or pneumonia is seen . There is no pneumothorax . Mediastinal contour is normal . Bony structures are intact .
    OUTPUT:
    
Mild cardiomegaly with small bilateral pleural effusions .