Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . The patient is status first median sternotomy . Again , there is fracture of at least the first and second sternal wires , the upper wire was seen to be fractured on the prior study , although the second wire was not clearly fractured at that time . There is left base atelectasis . No definite focal consolidation is seen . There are low lung volumes , which accentuate the bronchovascular markings . There is minimal blunting of the right costophrenic angle , although no definite pleural effusion is seen on the lateral view . There is no pneumothorax . The cardiac and mediastinal silhouettes are stable .
    OUTPUT:
    
1 . Left mid to lower lung atelectasis . Low lung volumes . 2 . The patient is status post sternotomy with fracture of at least the first and second sternotomy wires and possibly the lower most sternotomy wire .