Lateral McMurray’s Test

What is the "Lateral McMurray’s Test" used for?

• Testing for Injury to the lateral Meniscus

How to perform the "Lateral McMurray’s Test"?

• Patient is supine, their affected hip and knee are flexed
• Examiner cups one hand over the patient’s knee ( palm over the patella and fingers/thumb over the joint line)
• Examiner grasps patient’s heel with the other hand
• Examiner slowly extends the patient’s knee, while applying internal rotation of the tibia to assess lateral meniscus.

What is the positive result?

• Positive Sign: Click or Catch in the extension of the knee. ( A negative test does not completely rule out meniscal tear).

Test Accuracy

• Sensitivity: 54 %
• Specificity: 79 %

References

• Clinical Tests for the Musculoskeletal System 3rd Edition.
• Dutton’s Orthopaedic Examination, Evaluation, And Intervention 3rd Edition.