Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A hazy opacity is present in the right lung which may represent aspiration , pleural effusion or hemorrhage . Retrocardiac opacity at the left base is unchanged . Moderate cardiomegaly is stable . Slight prominence of the pulmonary vasculature with cephalization and enlarged pulmonary arteries are consistent with mild pulmonary edema . Tracheostomy tube is in place . There are no displaced rib fractures .
    OUTPUT:
    
1 . Hazy opacity in the right lung which may represent aspiration versus pleural effusion or hemorrhage . 2 . Mild pulmonary edema . 3 . No displaced rib fractures .