Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest . No prior . The lungs are clear of focal consolidation or effusion . There is no pneumothorax . The cardiac silhouette is enlarged . Hypertrophic change is seen in the spine . Osseous and soft tissue structures are unremarkable .
    OUTPUT:
    
No definite evidence of acute cardiopulmonary process . Enlarged cardiac silhouette , potentially due to either cardiomegaly ; however , possibility of pericardial effusion is not excluded . Clinical correlation suggested .