Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest provided . Overlying EKG leads are noted . The lungs are clear bilaterally . No convincing evidence for pneumonia or edema . No large effusion or pneumothorax is seen . Cardiomediastinal silhouette is stable . Atherosclerotic calcifications at the aortic arch noted . Clips in the right upper quadrant noted . There is a levoscoliosis centered at the upper lumbar spine . Bony structures otherwise unremarkable .
    OUTPUT:
    
No acute intrathoracic process .