Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are stable . As before , a broad - based right lateral , lower thoracic wall pleural abnormality is unchanged . The lungs are clear without consolidation pleural effusion or pneumothorax . There is trace bibasilar atelectasis .
    OUTPUT:
    
No acute cardiopulmonary process . Right pleural based abnormality is unchanged from prior examinations in could potentially represent pleural lipoma . Giving the relatively short interval between the first radiograph in our position and the current radiograph , assessment with chest CT for pre size characterization is recommended .