Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral view of the chest were obtained . The cardiomediastinal and hilar contours are unremarkable . There is no pleural effusion or pneumothorax . Reticulonodular opacities at the left lung base again seen and stable compared with the prior study . There is no focal consolidation concerning for pneumonia . There are no nondisplaced rib fracture .
    OUTPUT:
    
No acute cardiopulmonary process .