Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No airspace opacity concerning for pneumonia is identified . Single semi-upright portable radiograph of the chest demonstrates the lungs are well expanded , with no evidence of pneumothorax or large pleural effusion . Cephalization of the pulmonary vasculature is unchanged compared to multiple prior studies . The heart size is mild to moderately enlarged . Calcifications are noted in the aortic arch . A prominent right pulmonary artery is also unchanged . A right approach PICC terminates in the mid SVC , and a jejunostomy tube , right upper quadrant embolization coils , and a plastic common bile duct stent are noted in the abdomen .
    OUTPUT:
    
No evidence of pneumonia . Stable mild - to - moderate cardiomegaly .