Table 2.

Authors’ indications for staging aseptic revision ACL reconstruction

Single-stage ACL revision	Two-stage ACL revision surgery
Good range of motion	Stiff knee (> 20º flexion deformity, < 80º flexion)
Tunnel dilation < 14 mm	Tunnel dilatation > 14 mm
Completely incorrect or completely correct tunnel	Partially correct tunnel (2/3 overlap with ideal position)
Smaller coronal plane deformity requiring correction (< 10º)	Large coronal plane deformity requiring correction (> 10º)
Posterior tibial slope ≤ 10º	Posterior tibial slope > 12º