Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest . Overall , there is increased opacity projecting over the right lung which is most likely technical in nature . There is no evidence of large confluent consolidation nor large effusion . There might be trace pleural effusion with blunting of one of the posterior costophrenic angles . Cardiac silhouette is enlarged but similar compared to prior given differences in technique .
    OUTPUT:
    
Cardiomegaly without definite evidence of overt pulmonary edema . Possible trace pleural effusion .