Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No CHF , focal consolidation , pleural effusion or pneumothorax . There is no pulmonary edema . The heart is normal in size , and the mediastinal contours are within normal limits . Mild left convex curvature of the upper thoracic spine is incidentally noted .
    OUTPUT:
    
No acute pulmonary process .