Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Upper zone redistribution is again seen with mild vascular congestion without overt pulmonary edema . The cardiac and mediastinal silhouettes are stable . Previously described nodular opacities projecting over the right infrahilar region are not appreciated on the current study and likely artifact , nipple shadow . No focal consolidation is seen . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Mild vascular congestion without overt pulmonary edema . Persistent mild cardiomegaly .