Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal silhouette and pulmonary vasculature are unremarkable . The lungs are clear . There is no pleural effusion or pneumothorax . Air just inferior to the left hemidiaphragm is most likely intraluminal as demonstrated on subsequent CT . An air - filled distended loop of small bowel is seen in the left upper quadrant . There is stable thoracic dextroscoliosis . Right PICC is no longer seen .
    OUTPUT:
    
No acute intrathoracic process .