PMC7672247_01
Knee Radiographic.
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Radiographs of his knee (Fig. 1) revealed a normal feature.
Magnetic Resonance Imaging of Knee (T1 and T2).
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Magnetic Resonance Imaging (MRI) of the knee (Fig. 2) showed loss of ACL feature, normal posterior cruciate ligament (PCL), and meniscal tear of posterior horn.
Clinical Examination Before Surgery.
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Under anesthesia, clinical examination confirmed that the patient had true locking of the knee at 20 degrees knee flexion (Fig. 3).
Arthroscopic Finding (Fat Pad Adhesion).
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The knee joint was filled with fat pad adhesion, immobilizing knee rotation (Fig. 4).
Artrhoscopic Finding (ACL, meniscus medial and Meniscus lateral Intact).
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After removing all of the fat pad adhesion, we found that ACL, PCL, and meniscus were in an intact condition (Fig. 5).
Third month of follow up after surgery.
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By the third month of follow-up, the patient could move the knee freely with a normal range of motion (Fig. 6).