| Section | 0 | Medical and Surgical |
| Body System | 2 | Heart and Great Vessels |
| Operation | T | Resection: Cutting out or off, without replacement, all of a body part |
| Body Part 5 Atrial Septum 8 Conduction Mechanism 9 Chordae Tendineae D Papillary Muscle H Pulmonary Valve M Ventricular Septum N Pericardium |
Approach 0 Open 3 Percutaneous 4 Percutaneous Endoscopic |
Device Z No Device |
Qualifier Z No Qualifier |