From: Triple dislocation around the knee joint: a case report
Class V (fracture/dislocation) subdivision
Injured structures
V1
ACL or PCL
V2
ACL + PCL
V3 M
ACL + PCL + MCL
V3 L
ACL + PCL + LCL/PLC
V4
ACL + PCL + MCL + LCL/PLC