Home
Back| Grade I | 25%～49% |
|---|---|
| Grade II | 50%～74% |
| Grade III | 75%～99% (Severe Stenosis) |
| Grade IV | 100% (Complete Occlusion) |
Explanation
Coronary artery stenosis grading: The degree of coronary artery stenosis is divided into 4 grades based on the percentage of diameter reduction.
