Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . There is no focal consolidation , effusion , or pneumothorax . The cardiomediastinal silhouette is normal . Imaged osseous structures are intact . S - shaped scoliosis is noted with dextroscoliosis of the T - spine and compensatory levoscoliosis of the lumbar spine . No free air below the right hemidiaphragm is seen . The right humeral head is low - lying as on prior concerning for subluxation / dislocation .
    OUTPUT:
    
No acute intrathoracic process . Chronic appearing right shoulder subluxation / dislocation .