Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . The lungs are clear without focal consolidation , effusion , or pulmonary vascular congestion . The cardiomediastinal silhouette is within normal limits . Atherosclerotic calcifications again seen of the aortic knob . Hypertrophic changes seen in the spine .
    OUTPUT:
    
No acute cardiopulmonary process . Pulmonary nodules seen on prior CT not clearly seen . Followup per prior ct recommendations .