Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Opacity in the right posterior costophrenic angle is suggestive of small effusion . The lungs are otherwise clear . There is no focal consolidation or edema . Moderate cardiomegaly is again seen . No acute displaced fractures . Irregularity of the left lateral ribs suggests prior fractures . Compression deformity of a mid thoracic vertebral body is grossly unchanged when compared to prior frontal exam
    OUTPUT:
    
Small right pleural effusion and moderate cardiomegaly .