| Score | Color pattern | Stiffness |
| 1 | Green | Soft homogeneity |
| 2 | Green, yellow and red | Soft heterogeneity |
| 3 | Mostly blue with minimal heterogeneity | Hard |
| 4 | Central green hypoechoic region and blue tissue outer layer | Hard |
| 5 | Blue lesions with heterogeneity due to necrosis | Hard |