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 seen with its tip in the upper SVC . Lungs are clear though volumes are low . No pleural effusion or pneumothorax . Cardiomediastinal silhouette is normal . Bony structures are intact . No free air below the right hemidiaphragm is seen .
    OUTPUT:
    
No acute intrathoracic process . Port - A - Cath positioned appropriately .