Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright frontal and lateral views of the chest were obtained . Mild - to - moderate pulmonary vascular congestion . No focal consolidation , pleural effusion , or evidence of pneumothorax is seen . The cardiac silhouette is mildly enlarged . The aorta is slightly tortuous . Degenerative changes are seen at the acromioclavicular joint .
    OUTPUT:
    
Pulmonary vascular congestion .