Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . The lungs are clear of consolidation or effusion . Cardiac silhouette is enlarged . Hypertrophic changes are noted in the spine . No acute osseous abnormality detected .
    OUTPUT:
    
Enlarged cardiac silhouette without definite superimposed acute cardiopulmonary process .