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Arthroscopic pediatric ACL Tear Type Classification System.
| Tear Type | Description | Tear location |
|---|---|---|
| Type I | Proximal avulsion | Off the femur |
| Type 2 | Proximal avulsion | Length of proximal stump less than 10% of the length of total ACL |
| Type 3 | Mid- substance tear | Length of proximal stump more than 10% of the length of total ACL |
| Type 4 | Single bundle tear | Antero-medial or postero-medial bundle tear |
