Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Left chest wall Port - A - Cath is again seen with its tip in the mid to low SVC . The lungs are clear . No focal consolidation , effusion or pneumothorax . The lungs appear hyperinflated . There is no sign of congestion or edema . The cardiomediastinal silhouette is stable and normal . Bony structures are intact . A metallic stent projects over the upper abdomen .
    OUTPUT:
    
No acute intrathoracic process . Port - A - Cath is unchanged in position .