Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are low in volume with retrocardiac atelectasis . There may be a nodule in the right upper lung laterally projecting in the second interface over the scapula . No pleural effusion or pneumothorax is seen . The heart is normal in size with normal cardiomediastinal contours .
    OUTPUT:
    
No acute intrathoracic process with possible lung nodule in the right upper lung . Reevaluation with PA / Lateral examination is recommended when the patient is able .