Tomography is most commonly used in

Tomography is most commonly used in trachea, bronchus and lung. Tomography (CT for short) is a new X-ray examination technique, which is only used in clinical diagnosis in 1973. It is rapid, safe, painless, accurate and qualitative, and can find small lesions early. Tomography, also known as tomography, is to show a certain layer of structure or lesion in the body more clearly on X-ray photos.