Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal silhouettes are stable , with at least mild cardiomegaly . Aortic arch calcifications are again seen . Tracheal and bronchial tree calcifications are consistent with age - related change . There is no focal lung consolidation , however a diffuse increase in pulmonary interstitial markings is similar to ___ , and is suggestive of pulmonary vascular congestion . There is no pneumothorax or pleural effusion .
    OUTPUT:
    
1 . Prominence of the interstitial markings is similar to prior exams , suggestive of mild pulmonary vascular congestion . Stable mild cardiomegaly . 2 . No focal lung consolidation .