Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac , mediastinal and hilar contours are normal . The pulmonary vascularity is normal . The lungs are clear without focal consolidation . While there is minimal blunting of the right costophrenic angle on the frontal view , no left - sided pleural effusion is seen , and no large pleural effusion is present . There is no pneumothorax . No acute osseous abnormality is present .
    OUTPUT:
    
No evidence of pneumothorax or cardiomegaly .