Posterior Cruciate Ligament of a Bent Knee, Anterior View

Description

Presented with the knee in flexion and viewed from an anterior perspective, the posterior cruciate ligament (PCL) is seen coursing from the lateral surface of the medial femoral condyle to the posterior intercondylar area of the tibia, deep within the intercondylar notch. The anterior cruciate ligament sits more anteriorly and runs in the opposite oblique direction, so the two cruciates cross centrally between the femoral condyles. Medial and lateral menisci occupy the tibial plateau inferior to the femoral articular cartilage, framing the intercondylar eminence and the tibial attachment region of the cruciate fibers. Bone contours matter here. Flexion brings the cruciates into clearer relief because the intercondylar notch opens anteriorly, letting you track fiber orientation and distinguish the PCL from the ACL by its femoral origin and posterior tibial insertion. Clinically, this view maps directly onto the mechanics of a posterior drawer test and the classic dashboard injury pattern, where posterior tibial translation reflects PCL insufficiency rather than an isolated meniscal tear. It also mirrors what surgeons assess arthroscopically when confirming PCL integrity and probing the meniscofemoral ligaments (Humphrey anterior to the PCL, Wrisberg posterior) when present, structures that can confuse partial tear diagnosis. Use this artwork in musculoskeletal anatomy teaching to anchor cruciate orientation, tibiofemoral relationships, and the effect of knee flexion on intra-articular visibility. It also suits orthopedic and sports medicine publications discussing PCL reconstruction tunnel placement, posterior tibial slope considerations, and graft alignment relative to the femoral condyles and tibial footprint. Anatomical accuracy verified by SciePro's Medical Advisory Board.