Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided demonstrate no free air below the right hemidiaphragm . Fixation hardware is seen in the mid - to - low thoracic spine . Lung volumes are low , though lungs appear clear . Cardiomediastinal silhouette appears normal . Chronic appearing left upper posterolateral rib cage deformity is noted . No pneumothorax or effusion is seen .
    OUTPUT:
    
No acute findings including no signs of pneumoperitoneum . Please refer to subsequently obtained CT abdomen and pelvis for further details .