Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest were acquired . Lung volumes are low , causing exaggeration of the heart size and accentuation of the pulmonary vasculature . There is minimal bilateral lower lobe atelectasis . The lungs are otherwise clear . The heart remains moderately enlarged . The vascular pedicle is markedly widened , increased compared to the most recent radiograph from ___ . There are no pleural effusions . No pneumothorax is seen . Loss of height of vertebral bodies along the thoracolumbar spine do not appear substantially changed compared to the prior study from ___ .
    OUTPUT:
    
1 . Increased widening of the vascular pedicle compared to the most recent study from ___ . A dedicated PA upright radiograph is recommended for further assessment , as a recently dilated ascending aorta can not be excluded on the provided AP projection . 2 . Minimal bilateral lower lobe atelectasis . 3 . Unchanged cardiomegaly . Findings and recommendations were discussed with Dr . ___ by Dr . ___ at 9 : 40 a .m . via telephone on the day of the study .