Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . There is no region of focal consolidation . There is however diffusely increased interstitial markings seen throughout the lungs . Cardiomegaly is now seen and there is mild prominence of the azygos vein . There is no pleural effusion . Atherosclerotic calcifications noted at the aortic arch . No acute osseous abnormalities identified . Pagetoid changes at T12 . Surgical clips seen in the upper abdomen .
    OUTPUT:
    
Progression of cardiomegaly and interstitial opacities suggestive of pulmonary vascular congestion . No focal consolidation .