Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest are compared to previous portable film from ___ and CT abdomen and pelvis from ___ . There is blunting of the right lateral costophrenic angle which is unchanged and likely in part due to extrapleural fat and possible pleural thickening which is partially visualized on prior CT abdomen . The lungs are otherwise clear . There is no definite pleural effusion . Cardiomediastinal silhouette is within normal limits . Previously seen left - sided tunneled IJ line is no longer visualized . Osseous and soft tissue structures are unremarkable .
    OUTPUT:
    
No acute cardiopulmonary process .