Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single supine view of the chest is compared to previous exam from ___ . The lungs are clear of focal consolidation . The cardiomediastinal silhouette is unchanged given differences in positioning and technique . The osseous and soft tissue structures are unremarkable without visualized displaced fracture .
    OUTPUT:
    
Unremarkable portable chest x-ray .