Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung bases are relatively underpenetrated due to patient body habitus . Given this , no definite focal consolidation is seen . There is no large pleural effusion or pneumothorax . The cardiac silhouette is moderately enlarged . Prominence of the superior mediastinum corresponds to mediastinal lipomatosis as seen on prior CT from ___ . No definite pulmonary edema is seen .
    OUTPUT:
    
Moderate cardiomegaly without definite acute cardiopulmonary process . No definite pulmonary edema .