Anatomy of the knee joint and related structures

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QUESTION 1 OF 4

A 24 year old male sustained a grade III PLC injury of his knee following a skiing injury 2 years previously.He is listed for surgery for chronic pain and instability. Which of the following is the most essential structure to identify while performing a posterolateral corner reconstruction?

QUESTION ID: 40

1. A. Common peroneal nerve
2. B. ITB
3. C. LCL
4. D. Popliteus
5. E. Tibial nerve
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QUESTION 2 OF 4

During the posterior approach to the knee, which structure is noted to be deep to the fascia but just medial to a muscle which forms the superolateral border of the popliteal fossa:

QUESTION ID: 1129

1. A. Common peroneal nerve
2. B. Popliteal artery
3. C. Popliteal vein
4. D. Short saphenous vein
5. E. Tibial nerve
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QUESTION 3 OF 4

76.This is the radiograph of a 26 year old amateur footballer who presented to the emergency department of your hospital. The knee was swollen and clincal examination was difficult. Your on call SHO describes the above radiograph as a “Segond fracture”.
Which of the following statements about this injury is true ?

QUESTION ID: 3272

1. The anterolateral ligament has no role in knee stability
2. The anterolateral ligament is an intra - articular structure with a clear course from the lateral femoral epicondylar region, running anteroinferiorly to the proximal tibia at a site midway between Gerdy’s tubercle and the head of the fibula.
3. The anterolateral ligament was originally identified by Gerdy in 1879
4. The entire anterolateral ligament is visible from its proximal insertion to its distal insertion, with excellent agreement between ultrasound and anatomic findings.
5. The sensitivity of a MRI scan in detecting an anterolateral injury ranges from 80% to 90%.
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QUESTION 4 OF 4

75.You are the senior registrar supervising a junior colleague applying a tourniquet for a patient who is set up for a total knee arthroplasty surgery. This patient is a short lady with truncal obesity and slightly conical shaped limbs.
Which of the following statements regarding application of a tourniquet is false?

QUESTION ID: 3273

1. Compressive exsanguination should not be used in the presence of infection.
2. The use of straight tourniquets on conical thighs is recommended, especially in extremely muscular or obese individuals.
3. Tourniquet width should be more than half the limb diameter.
4. Tourniquets should be applied over a thin, even layer of padding.
5. Wide tourniquet cuffs are more effective at lower inflation pressures than are narrow ones.
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