Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . Hyperdense nodular structures in the right lower lung are compatible with calcified granulomas ; otherwise , the lungs are clear without focal opacity , pleural effusion or pneumothorax . The aortic knob is calcified . The heart size is normal . There is no free air beneath the right hemidiaphragm . No acute osseous abnormality is seen
    OUTPUT:
    
No focal opacity concerning for pneumonia .