Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since the prior study performed 2 hours earlier , there has been no significant interval change . There is persistent pulmonary vascular congestion , without overt pulmonary edema . Again noted is dense retrocardiac consolidation , which may represent atelectasis or pneumonia in the appropriate clinical setting . Right PICC terminates at the mid SVC .
    OUTPUT:
    
No significant interval change compared to the prior radiograph performed 2 hours earlier .