Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . There is tracheal deviation to the right due to known thyroid goiter . Lungs are clear . No focal consolidation , large effusion or pneumothorax . Cardiomediastinal silhouette appears stable . Bony structures are intact .
    OUTPUT:
    
As above . No convincing signs of pneumonia .