Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP chest radiograph . Right - sided PICC probably terminates in the right subclavian . Pulmonary vascular congestion and severe interstitial edema are present without large pleural effusions . The heart size is not enlarged . There is no pneumothorax .
    OUTPUT:
    
Severe interstitial pulmonary edema .