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Active Piriformis Test

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Other Names

  • Active Piriformis Test (APT)
  • Modified Pace Test


Active Piriformis Test
Demonstration of the active piriformis test[1]
  • Evaluate the Piriformis muscle as a cause of hip or buttocks pain


  • The patient is placed in the lateral decubitus position on the unaffected side
  • They actively flex and then abduct, externally rotate the hip against resistance
  • Positive test
    • Reproduces the patient's typical pain



Piriformis Syndrome

  • Martin et al[2]
    • Sensitivity: 0.78
    • Specificity of 0.80

See Also


  1. Martin, Hal D., and Juan Gómez-Hoyos. "Deep gluteal syndrome." Posterior Hip Disorders. Springer, Cham, 2019. 167-187.
  2. Martin HD, Kivlan BR, Palmer IJ, Martin RL. Diagnostic accuracy of clinical tests for sciatic nerve entrapment in the gluteal region. Knee Surg Sports Traumatol Arthrosc. 2014;22(4):882‐888.
Created by:
John Kiel on 5 August 2020 22:54:48
Last edited:
18 October 2023 18:21:06