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| Variable | Extrinsic Healing | Intrinsic Healing |
|---|---|---|
| Predominant cell types | Inflammatory cells, fibroblasts | Tenocytes |
| Mechanism | Invasion of inflammatory cells from paratenon | Proliferation and migration of tenocytes from epitenon and endotenon |
| Angiogenesis | Increased | Decreased |
| Tensile strength | Inferior | Superior |
| Adhesions | Present, affects gliding | None |
