Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . There appears to be blunting of the posterior right costophrenic angle , which may be due to very trace pleural effusion . No large pleural effusion is seen . There is no focal consolidation . There is no pneumothorax . The cardiac and mediastinal silhouettes are stable . Again seen is dual - lead left - sided pacemaker with leads in the expected positions of the right atrium and right ventricle .
    OUTPUT:
    
Possible trace pleural effusion . Otherwise , no acute cardiopulmonary process .