| Value | Code Name | Code | Code System | Code Description |
|---|---|---|---|---|
| Luminal narrowing greather than 50% (including "string sign") | Luminal narrowing greather than 50% (including "string sign") | Luminal narrowing greather than 50% (including "string sign") | ||
| Vessel occlusion | Vessel occlusion | Vessel occlusion | ||
| Luminal narrowing less than 50% | Luminal narrowing less than 50% | Luminal narrowing less than 50% |