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Psoas Sign

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Psoas Sign
Psoas sign tested in the lateral decubitus position[1]
Psoas sign tested in the supine position
Demonstration of psoas sign[2]
  • Psoas Sign
  • Cope's sign
  • Cope's psoas test
  • Obraztsova's sign
  • Psoas Test
  • Iliopsoas Sign
  • Iliopsoas Test
  • Cope Psoas Test
  • Psoas Stretch Test
  • Psoas Maneuver
  • Iliopsoas Maneuver
  • Psoas Muscle Sign

Purpose

  • To evaluate for appendicitis as a cause of the patients abdominal pain
  • A positive test indicates irritation of iliopsoas

Description

  • Method One
    • The patient is supine
    • The patient is asked to lift their right leg straight up
    • The examiner places pressure on the thigh
  • Method Two
    • The the patient lie on their left side
    • The examiner passively extends the right hip
  • Positive test
    • Abdominal pain

Pathology

  • Appendicitis

Evidence

Appendicitis

  • Moris et al[3]
    • Sensitivity: 13%–42%
    • Apecificity: 79%–97%

See Also

Internal

External

References

  1. ↑ Image courtesy of AAFP
  2. ↑ Ubaidi, B. A. A. "Missed Appendicitis in Primary Care: Lessons Learned." J Cardiol Curr Res 7.4 (2016): 00256.
  3. ↑ Moris, Dimitrios, Erik Karl Paulson, and Theodore N. Pappas. "Diagnosis and management of acute appendicitis in adults: a review." Jama 326.22 (2021): 2299-2311.
Created by:
John Kiel on 8 May 2025 21:19:30
Authors:
Last edited:
10 May 2026 14:29:27
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