Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are again low , corresponding with vascular crowding . New perihilar opacities and prominence of the mediastinal veins correspond to acute vascular engorgement given that they appeared overnight . No pleural effusion or pneumothorax . Mediastinum is stable . Right - sided Port - A - Cath terminates in the mid SVC .
    OUTPUT:
    
Acute vascular engorgement of both hila and mediastinal veins but no frank edema .