Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is moderate cardiomegaly similar to prior . The lungs are clear without consolidation , large effusion or pulmonary edema . Old posterior left rib fractures are noted . Chronic degenerative changes noted at the right shoulder .
    OUTPUT:
    
Cardiomegaly without superimposed cardiopulmonary process , no pulmonary edema .