Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright images of the chest demonstrate an enlarged heart . There is no large pleural effusion but small amount of pleural fluid is most likely present bilaterally . No overt pulmonary edema is present . Lungs are clear bilaterally with no focal consolidation convincing for pneumonia . There is no pneumothorax . Visualized osseous structures demonstrates no acute abnormality .
    OUTPUT:
    
Cardiomegaly without overt pulmonary edema . Bilateral pleural effusion , right more than left , small , better appreciated on the lateral view .