Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . There is a layering small right pleural effusion . Mild hilar congestion noted . No convincing signs of pneumonia . No overt edema . No pneumothorax . Heart size is top - normal . Mediastinal contour is stable . Bony structures are intact .
    OUTPUT:
    
Small right pleural effusion with hilar congestion .