Physical examination maneuver

Physical Exam

Femoral Stretch Test

also known as Reverse Lasègue sign
🎬
Video coming September 2026

How to Perform

With the patient lying prone, flex the knee toward the buttock and gently extend the hip. A positive test is reproduction of pain in the front of the thigh.

How to Interpret

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References

  • Suri P, Rainville J, Katz JN, Jouve C, Hartigan C, Limke J, Pena E, Li L, Swaim B, Hunter DJ. The accuracy of the physical examination for the diagnosis of midlumbar and low lumbar nerve root impingement. Spine (Phila Pa 1976). 2011 Jan 1;36(1):63-73. doi:10.1097/BRS.0b013e3181c953cc. PMID: 20543768.
  • McGee S. Evidence-Based Physical Diagnosis. 6th ed. Philadelphia, PA: Elsevier; 2025.

Related Diagnoses

L3-L4 Radiculopathy

Related Bedside Tests

🎬Video coming Sept 2026
Patellar Deep Tendon Reflex
aka Knee jerk
Rule in:VHPeripheral Neuropathy, HUpper Motor Neuron Lesion, SHL3-L4 Radiculopathy +4 more
Rule out:SHPeripheral Neuropathy, SHUpper Motor Neuron Lesion, IEFemoral Nerve Injury +3 more
🎬Video coming Sept 2026
Knee Strength
Rule in:IELower Lumbosacral Radiculopathy (L5-S1) or Sciatic Neuropathy, IEMid-lumbar Radiculopathy (L3-L4) or Femoral Neuropathy
Rule out:IELower Lumbosacral Radiculopathy (L5-S1) or Sciatic Neuropathy, IEMid-lumbar Radiculopathy (L3-L4) or Femoral Neuropathy
🎬Video coming Sept 2026
Straight Leg Raise
aka Lasègue sign
Rule in:SHLumbosacral Radiculopathy, IECauda Equina Syndrome
Rule out:SHLumbar Disc Herniation, SHLumbosacral Radiculopathy, IECauda Equina Syndrome
🎬Video coming Sept 2026
Achilles Deep Tendon Reflex
aka Ankle jerk
Rule in:VHPeripheral Neuropathy, HUpper Motor Neuron Lesion, SHHypothyroidism +5 more
Rule out:VHPeripheral Neuropathy, SHUpper Motor Neuron Lesion, NHS1 Radiculopathy +4 more
🎬Video coming Sept 2026
Gait Assessment
Rule in:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more
Rule out:IEAcute Neurologic Event or Severe Pain, IEAlcohol-related Cerebellar Degeneration, IEBilateral Hip Arthritis or Disease +20 more
🎬Video coming Sept 2026
Babinski Reflex
aka Plantar reflex
Rule in:VHUpper Motor Neuron Lesion, IEMotor Neuron Disease (ALS), IEMultiple Sclerosis +2 more
Rule out:SHUpper Motor Neuron Lesion, IEMotor Neuron Disease (ALS), IEMultiple Sclerosis +2 more