Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is mildly enlarged , similar compared to the prior study . There is mild pulmonary vascular congestion . Mediastinal and hilar contours are unchanged . No pleural effusion or pneumothorax is seen . No focal consolidation is identified . No acute osseous abnormalities demonstrated . Degenerative changes are seen involving both shoulders .
    OUTPUT:
    
Mild pulmonary vascular congestion .