Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac and mediastinal silhouettes appear within normal limits . There are no focal pulmonary opacities , pleural effusions , or evidence of pneumothorax . There are slightly low lung volumes with elevation of the right hemidiaphragm . However , there does not appear to be definite pleural effusion .
    OUTPUT:
    
No evidence of pleural effusion or other acute cardiopulmonary process . The elevation of the right hemithorax appears new when compared to the prior examination from ___ , and with the history of obstructive jaundice , hepatomegaly as seen on the recent MRCP is likely contributing to the elevation of the right hemidiaphragm , and may also be the cause of decreased breath sounds .