v4.1 Fusion X
PCL prevents posterior tibial translation; stronger than ACL. Mechanism: dashboard injury (posterior force on tibia), hyperflexion. Clinical: posterior sag sign, posterior drawer test. Imaging: MRI confirms tear; X-ray for avulsion fracture. Management: Grade I–II partial tears—conservative; Grade III/chronic—surgical reconstruction.
What is the primary function of the posterior cruciate ligament (PCL)?
Which of the following is the most common mechanism of injury for a PCL tear?
Which clinical test is most sensitive for detecting a PCL tear?
A patient presents with a positive posterior sag sign. What does this indicate?
What is the recommended management for a Grade I PCL tear?
In a Grade III PCL tear, what is the typical posterior drawer test result?
What imaging modality is most effective for confirming a PCL tear?
Which of the following statements about the PCL is true?
Which of the following conditions is commonly assessed along with a PCL injury?
In the context of PCL injuries, what does 'surgical reconstruction' typically refer to?