Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild - to - moderate enlargement of the cardiac silhouette with a somewhat globular configuration is redemonstrated . The aortic knob remains densely calcified , and the aorta is mildly tortuous . There is mild pulmonary vascular congestion . Minimal atelectatic changes are noted at the lung bases , but no focal consolidative opacity is present . No pleural effusion or pneumothorax is visualized . There are wedge compression deformities of several lower thoracic vertebral bodies , as well as a mid thoracic vertebral body , unchanged when compared to the prior chest radiograph of ___ .
    OUTPUT:
    
Mild pulmonary vascular congestion . No definite evidence for pneumonia .