Copyright
©The Author(s) 2018.
World J Gastroenterol. Jul 14, 2018; 24(26): 2806-2817
Published online Jul 14, 2018. doi: 10.3748/wjg.v24.i26.2806
Published online Jul 14, 2018. doi: 10.3748/wjg.v24.i26.2806
Table 1 Modified Fletcher’s risk classification
| Risk category | Tumor size (cm) | Mitotic index (per 50 HPFs) | Primary tumor site |
| Very low risk | < 2.0 | ≤ 5 | Any |
| Low risk | 2.1-5.0 | ≤ 5 | Any |
| Intermediate risk | 2.1-5.0 | > 5 | Gastric |
| < 5 | 6-10 | Any | |
| 5.1-10.0 | ≤ 5 | Gastric | |
| High risk | Any | Any | Tumor rupture |
| > 10 cm | Any | Any | |
| Any | > 10 | Any | |
| > 5.0 | > 5 | Any | |
| 2.1-5.0 | > 5 | Non-gastric | |
| 5.1-10 | ≤ 5 | Non-gastric |
- Citation: Akahoshi K, Oya M, Koga T, Shiratsuchi Y. Current clinical management of gastrointestinal stromal tumor. World J Gastroenterol 2018; 24(26): 2806-2817
- URL: https://www.wjgnet.com/1007-9327/full/v24/i26/2806.htm
- DOI: https://dx.doi.org/10.3748/wjg.v24.i26.2806