Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been no significant interval change to the appearance of the chest with mild pulmonary vascular congestion . No focal consolidation is identified . The cardiomediastinal silhouette and hilar contours are stable . There is no pleural effusion or pneumothorax . Severe degenerative changes are present at the bilateral shoulders , right greater than left .
    OUTPUT:
    
Mild pulmonary vascular congestion . No pneumonia .