Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: 2 views were obtained of the chest . The lungs are mildly hyperexpanded without focal consolidation , pleural effusion or pneumothorax . Borderline cardiac enlargement mild aortic tortuosity are chronic with otherwise normal mediastinal and hilar contours . Aside from trace pleural effusion seen on the lateral view , there are no findings of cardiac decompensation . Tricuspid valvuloplasty ring noted .
    OUTPUT:
    
Trace right effusion without acute intrathoracic process .