Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest demonstrate well - expanded and clear lungs . Cardiomediastinal and hilar contours are unremarkable . No pneumothorax , pleural effusion , or consolidation . Incidental note is made of a hypoplastic first right rib and joining of the left first and second ribs .
    OUTPUT:
    
1 . Well - expanded clear lungs . 2 . Hypoplastic first rib on the right and joining of the first and second ribs on the left . If the patient has symptoms of thoracic outlet syndrome , additional dedicated views of the first ribs is recommended .