Is chest plain scan the same as lung ct?

Chest plain scan and lung CT often represent the same meaning, lung CT normal refers to chest CT, and chest plain scan is also chest CT scan, chest plain scan is often relative to chest enhanced CT and said. Chest CT is a common examination method in respiratory medicine. For many diseases in respiratory medicine, chest CT has important diagnostic value, but sometimes it is necessary to further do chest enhanced CT to evaluate the nature of lung lesions. For example, for patients with lung masses, chest enhanced CT examination is often needed to further evaluate the patient's condition. If the lung mass has obvious enhancement on chest enhanced CT, it often indicates that it may be malignant and often requires further active treatment, such as lung biopsy for further definite diagnosis.