Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A moderate to large right pleural effusion is new since ___ . Diffusion causes shift of the mediastinal structures to the left . Mild pulmonary edema is new since ___ . Mild cardiomegaly and unfolding of the aorta appear stable .
    OUTPUT:
    
A moderate to large right pleural effusion and mild pulmonary edema is new since ___ .