
View larger version (53K):
|
Recent advances in ultrasound imaging allow visualization of the cervical part of the thoracic duct. In Panel A and Video 1, ultrasound imaging conducted to evaluate the thyroid of a 65-year-old man shows the thoracic duct (the central tubular structure) entering the venous angle between the jugular vein and the vertebral vein on the left side of the neck. The movements of chyle and blood are identified with the use of a method of digital subtraction that separates static tissue from the flow in the vessels (B-flow) without the need for an enhancing contrast agent. Ultrasound imaging also allows . . . [Full Text of this Article] |