Groove For The Popliteus Muscle, Lateral View

Description

Groove for the popliteus tendon on the lateral femoral condyle is the focal landmark in this lateral, slightly oblique view of the distal femur. The sulcus sits on the inferior aspect of the lateral condyle, just posterior to the lateral epicondyle and proximal to the articular margin that meets the lateral tibial plateau. Anterior to it, the smooth condylar cartilage surface transitions toward the patellar (trochlear) region, while posteriorly the contour falls away toward the intercondylar fossa. Bone topography is the point. Popliteus takes origin from this condylar groove and neighboring capsule, then courses inferomedially to the posterior tibia, a relationship that underpins the muscle’s role in posterolateral knee stability and “unlocking” mechanics during early flexion. Orthopedic surgeons use the sulcus as a hard landmark when orienting arthroscopic views of the posterolateral compartment and when planning popliteus tendon or posterolateral corner reconstructions, where distinguishing the tendon’s femoral attachment from the fibular collateral ligament origin prevents malposition. The fixed lighting and isolated bony surface reduce visual noise, making the shallow furrow and adjacent epicondylar relief easier to teach than in soft tissue heavy images. Sports medicine and orthopedic anatomy courses can pair this illustration with modules on lateral meniscal attachments and the popliteus hiatus, emphasizing how the tendon’s femoral origin relates to meniscocapsular structures. It also fits operative atlases and preoperative planning materials discussing LCL, popliteus tendon injury, and posterolateral rotatory instability. Anatomical accuracy verified by SciePro's Medical Advisory Board.