Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . Severe left hemidiaphragm elevation is similar to prior . There is moderate left lung base atelectasis with stable rightward shift of the mediastinum . No focal consolidation , pleural effusion , or pneumothorax . Large calcified mediastinal lymph node is unchanged . Heart size appears stable .
    OUTPUT:
    
Stable appearance of the chest with severe left hemidiaphragm elevation , rightward shift of the mediastinum , and calcified mediastinal lymph nodes .