Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well inflated . With the exception of a tiny plate - like atelectasis in the left base , there are no focal opacities bilaterally . Cardiomediastinal and hilar contours are unremarkable . There is no pleural effusion or pneumothorax . The patient has a moderate right convex scoliosis centered in the thoracic spine which is unchanged compared with prior exams .
    OUTPUT:
    
No evidence of acute cardiopulmonary process .