Patient History
Medial knee pain for approximately 1 year in 35 year old female
Findings
Menisci:
Medial Meniscus: Thick, inflamed, unstable trizonal undersurface flap tear extending from the meniscal body into the posterior root, measuring at least 3 cm in length. Minimal early displacement of the meniscal body undersurface fragment towards the tibial gutter. Lateral Meniscus: Intact.
Ligaments:
Anterior Cruciate Ligament: Intact.
Posterior Cruciate Ligament: Intact.
Medial Collateral Ligament: Intact.
Lateral Collateral Ligament: Intact.
Posterolateral Corner Structures: Intact.
Posteromedial Corner Structures: Intact.
Extensor Mechanism:
Patellar Tendon: Intact.
Distal Quadriceps Tendon: Intact.
Medial Patellofemoral Ligament: Intact.
Medial and Lateral Patellar Retinacula: Slightly thickened lateral retinaculum.
Medial retinaculum unremarkable.
Hoffa’s Fat Pad: Unremarkable.
Articulations:
Patellofemoral Compartment: Unremarkable.
Medial Compartment: Subchondral micro-trabecular anterior tibial plateau fracture as described below. Otherwise unremarkable.
Lateral Compartment: Unremarkable.
General:
Bones: Subchondral micro-trabecular fracture anterior tibial plateau with associated osteoedema. Otherwise unremarkable.
Effusion: Tiny knee joint effusion within the patellofemoral compartment and intercondylar notch.
Baker’s Cyst: None.
Loose Bodies: None.
Soft tissue: Unremarkable.
Neurovascular: Unremarkable.
Conclusion
1. Thick, inflamed, unstable trizonal flap tear extending from the body into the posterior root, measuring at least 3 cm in length
2. Traumatic subchondral micro-trabecular fracture anterior tibial plateau.
