Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A portable frontal chest radiograph demonstrates a normal cardiomediastinal silhouette . There is mild vascular congestion without frank pulmonary edema . No focal consolidation , pleural effusion , or pneumothorax seen . The visualized upper abdomen is unremarkable .
    OUTPUT:
    
Mild vascular congestion without frank pulmonary edema . No focal consolidation to suggest bacterial pneumonia .