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| <div class="editorbox"> '''Original Editor '''- [[User:Marlies Verbruggen|Marlies Verbruggen]] '''Top Contributors''' - {{Special:Contributors/{{FULLPAGENAME}}}}</div> | | <div class="editorbox"> '''Original Editor '''- [[User:Marlies Verbruggen|Marlies Verbruggen]] '''Top Contributors''' - {{Special:Contributors/{{FULLPAGENAME}}}}</div> |
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| == Definition ==
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| Lasègue sign, also known as [[Straight Leg Raise Test|Straight Leg Raise test]] (SLR) <ref name="Déville">Devillé Walter L. J. M. et al. [https://r.search.yahoo.com/_ylt=AwrgDmmwuytg9vkAKu9XNyoA;_ylu=Y29sbwNncTEEcG9zAzIEdnRpZAMEc2VjA3Ny/RV=2/RE=1613507633/RO=10/RU=https%3a%2f%2fjournals.lww.com%2fspinejournal%2fAbstract%2f2000%2f05010%2fThe_Test_of_Las_gue__Systematic_Review_of_the.16.aspx/RK=2/RS=QRHzLBFcZ8u3r3RmPYU2Ck5UGGA- The test of Lasègue : Systematic review of the Accuracy in Diagnosing Herniated Discs]. Spine Nov 2000; 25 (9) : 1140-1147 (A1)</ref> is positive when there is a sensation of pain by applying pressure to the Piriformis muscle and his tendon, particularly when the hip is flexed at an angle of 90 degrees and the knee is extended. The pain or tenderness is often localized in the vicinity of the greater sciatic notch. <ref name="Shah">Shah S,Wang TW. Piriformis syndrome. eMedicine specialities :Sports medicine : hip 2009fckLR[https://r.search.yahoo.com/_ylt=Awr9Eengvitg1kgAQmVXNyoA;_ylu=Y29sbwNncTEEcG9zAzEEdnRpZAMEc2VjA3Ny/RV=2/RE=1613508448/RO=10/RU=https%3a%2f%2femedicine.medscape.com%2farticle%2f87545-overview/RK=2/RS=1CNbv1iSF43YM3ZWqTSx8ox55.o- http://emedicine.medscape.com/article/87545-overview]</ref><ref name="Kirschner">Kirschner JS, Foye PM, Cole JL. [https://r.search.yahoo.com/_ylt=Awr4xJwJwitgJgMArQ5XNyoA;_ylu=Y29sbwNncTEEcG9zAzEEdnRpZAMEc2VjA3Ny/RV=2/RE=1613509258/RO=10/RU=https%3a%2f%2fonlinelibrary.wiley.com%2fdoi%2fabs%2f10.1002%2fmus.21318/RK=2/RS=urW5a31zy0304DOV33L5oHbkJaU- Piriformis syndrome, diagnosis and treatment]. Muscle Nerve Jul 2009 ; 40(1) : 10-18</ref><ref name="Lori">Lori A, Boyajian- O’ Neill et al. [https://r.search.yahoo.com/_ylt=Awr9ImvTwitgkbEA2A1XNyoA;_ylu=Y29sbwNncTEEcG9zAzIEdnRpZAMEc2VjA3Ny/RV=2/RE=1613509460/RO=10/RU=https%3a%2f%2fjaoa.org%2farticle.aspx%3farticleid%3d2093614/RK=2/RS=4b.UpILTh5jfktO1xZR5qWmrNvk- Diagnosis and Management of Piriformis syndrome : an osteopathic approach]. The journal of the American and osteopathic association Nov 2008; 108(11): 657-664.</ref>
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| === Test position ===
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| Patient supine, examiner standing at the tested side with the distal hand around the subject's heel and proximal hand on subject's distal thigh(anterior) to maintain knee extension.
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| ==== Action ====
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| Examiner slowly raises the leg until/tightness noted or full ROM is obtained. Slowly lower the leg until the pain or tightness resolves, at which point dorsiflexes the ankle and have subject flex the neck<ref>Surendra UK, Shaila SK. Lasegue sign. Journal of Clinical and Diagnostic Research. 2017, VOL-11(5): RG01-RG02.72(12):959-66.</ref>
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| {{#ev:youtube|LdAD9GNv8FI}}<ref>Physiotutors.Straight Leg Raise or Lasegue's test for Lumbar Radiculopathy.Available from .https://www.youtube.com/watch?v=LdAD9GNv8FI.
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| Accessed on 16/02/2021
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| </ref>
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| ===== Positive findings ===== | | ===== Positive findings ===== |