Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient arm / soft tissue overlies the upper half of the chest on the lateral view , partially obscuring the view . Given this , the cardiac and mediastinal silhouettes are stable . Prominence and indistinctness of the hila suggest mild to moderate vascular congestion . No definite focal consolidation is seen . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Vascular congestion , similar to prior . Persistent enlargement of the cardiac silhouette .