Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest . There are increased interstitial markings throughout the lungs and small right and moderate left effusion which are new since prior . Degree of cardiomegaly is unchanged . There is a moderate hiatal hernia . Degenerative changes seen at the shoulders . Mid lumbar levoscoliosis identified .
    OUTPUT:
    
Mild pulmonary edema with bilateral left greater than right effusions . Moderate hiatal hernia .