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Stutter Test

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Other Names

Demonstration of the stutter test[1]
  • Plica Stutter Test


  • Evaluate the Plicae as a cause of knee pain


  • The patient is seated with affected leg flexed to 90°[2]
  • Examiner places hand on the center of the patella
  • Patient then actively extends knee while observing patellar movement
  • Positive Test
    • Patella 'stutters' or jumps during course of movement
    • Typically occurs around 45-70°
    • Crepitus may also be appreciated



  • Unknown

See Also


  1. Lee, Paul Yuh Feng, et al. "Synovial plica syndrome of the knee: a commonly overlooked cause of anterior knee pain." The Surgery Journal 3.01 (2017): e9-e16.
  2. Magee DJ. Orthopedic Physical Assessment: 5th Edition. St. Louis, MO: Saunders Elsevier;2008.
Created by:
John Kiel on 5 March 2021 14:31:28
Last edited:
25 May 2023 03:54:06