Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size is mildly enlarged . Mediastinal and hilar contours are unremarkable . There is minimal pulmonary vascular engorgement without frank pulmonary edema . Lungs are clear without focal consolidation . No pleural effusion or pneumothorax is present . There are no acute osseous abnormalities .
    OUTPUT:
    
No radiographic evidence for pneumonia .