Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single upright portable view of the chest demonstrates hazy alveolar opacities in the right perihilar region and right lung base . The heart is moderately enlarged , and calcifications are noted in the aortic arch . Otherwise , the mediastinal contours are unremarkable . There is no pleural effusion or pneumothorax . The left lung is grossly clear .
    OUTPUT:
    
Right sided parencymal opacities compatible with infection vs asymmetric pulmonary edema . Repeat after treatment suggested to ensure resolution . Cardiomegaly .