Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable frontal chest radiograph shows no pleural effusion , pneumothorax or focal airspace consolidation . Changes of severe panlobular emphysema are again noted and are consistent with the patient 's known history of alpha 1 antitrypsin deficiency . Heart size is normal and smaller than prior . There is no evidence of pulmonary edema . Streaky atelectasis / scarring is seen throughout both lungs . A left MediPort catheter terminates in the RA / SVC junction .
    OUTPUT:
    
No acute cardiopulmonary process .