The Pain Source

Electrode placement (use the bar electrode)

14-cm distance (around the medial malleolus)

• E1 (black):  Posterior and superior to the medial malleolus
• E2 (red):  Proximal
• Ground:  Medial ankle (between stimulation and pickup)

Stimulation sites

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Related Content:

• Setup – Tibial Motor NCS
• Setup – Sural Sensory NCS
• Setup – Radial Motor NCS
• Setup – Ulnar Motor NCS
• Setup – Median Sensory NCS

aka “medial plantar motor”

Stimulate 8-cm proximal to E1 (curved line around medial malleolus)

Electrode placement (use the bar electrode)

• E1 (black):  Abductor hallucis brevis (AHB) muscle (drop off the navicular bone and go 1-cm proximal)
• E2 (red):  Distally along the long axis of the foot
• Ground:  Medial ankle (between stimulation and pickup)

Stimulation sites

• Continue Reading

Related Content:

• Setup – Radial Motor NCS
• Setup – Ulnar Motor NCS
• Setup – Medial and Lateral Plantar NCS
• Setup – Sural Sensory NCS
• Setup – Median Motor NCS

Electrode placement (use the bar electrode)

14-cm distance (black to black)

• E1 (black):  Behind the lateral malleolus
• E2 (red):  Distally
• Ground:  Lateral leg (between stimulation and pickup sites)

Stimulation site

• Continue Reading

Related Content:

• Setup – Tibial Motor NCS
• Setup – Radial Motor NCS
• Setup – Ulnar Motor NCS
• Setup – Medial and Lateral Plantar NCS
• Setup – Median Motor NCS