027W3
| Pos | Category | Selected Element & Definition |
|---|---|---|
| 0 | Section |
Medical and Surgical
|
| 2 | Body System |
Heart and Great Vessels
|
| 7 | Operation |
Dilation
Expanding an orifice or the lumen of a tubular body part
|
| W | Body Part |
Thoracic Aorta, Descending
|
| 3 | Approach |
Percutaneous
|