Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is persistent elevation of the right hemidiaphragm consequent volume loss . A left - sided subclavian Port - A - Cath is in - situ with the tip in the proximal SVC . No pneumothorax , consolidation or pleural effusion seen . Mild prominence of the pulmonary vasculature is unchanged compared to the prior study . .
    OUTPUT:
    
Mild pulmonary vascular congestion , unchanged compared to the prior study .