Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A tracheostomy tube terminates at the mid trachea , and a left Port - A - Cath terminates at the right atrium , both unchanged in position since ___ . The heart size is normal , and the hilar and mediastinal contours remain within normal limits . There is no pneumothorax , focal consolidation , or pleural effusion . Multiple loops of gas - filled bowel are again seen in the upper abdomen .
    OUTPUT:
    
No acute intrathoracic process .