Axial pulmonary trunk diameter variations during the cardiac cycle

ConclusionWhen an increased PTD is detected in a chest CT compared to normal limits or a previous CT scan, this may be the result of the variation in PTD due to the cardiac cycle.

http://link.springer.com/10.1007/s00276-020-02493-9

Source: Surgical and Radiologic Anatomy - May 12, 2020 Category: Anatomy Source Type: research