Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A chest wall Port - A - Cath terminates in the mid SVC . There has been complete interval resolution of the small right apical pneumothorax seen on prior exam . The lungs are clear without focal consolidation , effusion or pneumothorax . Cardiomediastinal silhouette appears normal . The imaged osseous structures are intact .
    OUTPUT:
    
No acute intrathoracic process . Port - A - Cath in unchanged position .