Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal contours are within normal limits . The bilateral hila are unremarkable . The lungs are clear without focal consolidation . Popcorn calcifications overlying right hemidiaphragm part indeterminate location , possibly hepatic in origin . There is no evidence of pulmonary vascular congestion . There is no pneumothorax or pleural effusion .
    OUTPUT:
    
1 . No evidence of free intraperitoneal air . No acute cardiopulmonary process . 2 . Popcorn calcifications overlying the right hemidiaphragm may reside in the liver .