Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette is borderline enlarged , new since the prior examination . The pulmonary vasculature is somewhat indistinct and there is mild central pulmonary vascular congestion . Definite septal lines are not appreciated . No focal consolidation is identified there is no pleural effusion or pneumothorax .
    OUTPUT:
    
Findings consistent with possible mild edema .