Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . The dialysis catheter is unchanged with tip residing in the region of the right atrium . An electronic device is again seen projecting over the left chest wall . The heart is top normal in size . There is no evidence of pneumonia or CHF . No large effusion is seen . There is a tiny right effusion . Mediastinal contour is stable . Bony structures are intact .
    OUTPUT:
    
Top normal heart size and tiny right pleural effusion .