Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . Right chest wall port seen with catheter tip in the upper SVC , similar to prior . There is mild blunting of the right lateral costophrenic angle which could be due to a trace effusion . Focal opacity in the retrocardiac region on the lateral view which is not confirmed on the frontal may be due to atelectasis given the low lung volumes and similar the appearance compared to exam from ___ . The cardiomediastinal silhouette is top normal . No acute osseous abnormalities detected .
    OUTPUT:
    
Possible trace right effusion . No definite focal consolidation worrisome for infection .