Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . There is a Port - A - Cath residing over the left chest wall with catheter seen extending into the region of the SVC though the tip is obscured from view due to the pacemaker leads which appear in unchanged position . Portions of the chest are somewhat obscured due to overlying pacemaker . However , allowing for this , the lungs are clear . Cardiomediastinal silhouette is stable . No pleural effusion or pneumothorax . No signs of congestion or edema . Bony structures are intact . No free air below the right hemidiaphragm .
    OUTPUT:
    
No acute intrathoracic process .