Bragard Test

 Bragard Test

What is Bragard Test?

Bragard Test is used to evaluate nerve root compression of the lumbar spine, differentiating a genuine Lasegue sign from a pseudo-Lasegue sign.

This test was first described by Karl Bragard who was a German orthopedist (1890–1973).

See Also:  Lasegue Test

How do you Perform Bragard Test?

What does a positive Bragard Test mean?

A positive Bragard test is evidence of nerve root compression, which may lie between L4 and S1.

Sensitivity & Specificity

A study 1 to assess the diagnostic accuracy of a Bragard test compared with the straight leg raise (SLR) test in patients presenting with electrodiagnostic evidence of L5 and S1 nerve root compression, the Sensitivity & Specificity of this test was:

Notes

Reference

  1. Homayouni K, Jafari SH, Yari H. Sensitivity and Specificity of Modified Bragard Test in Patients With Lumbosacral Radiculopathy Using Electrodiagnosis as a Reference Standard. J Chiropr Med. 2018 Mar;17(1):36-43. doi: 10.1016/j.jcm.2017.10.004. Epub 2018 Jan 12. PMID: 29628807.
  2. Marquardt W. Karl Bragard [Karl Bragard]. Z Orthop Ihre Grenzgeb. 1973 Jun;111(3):338-9. German. PMID: 4269946.
  3. Clinical Tests for the Musculoskeletal System 3rd Edition.

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