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. 2017 Jan 24;158(5):900–911. doi: 10.1097/j.pain.0000000000000856

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Copyright © 2017 The Author(s). Published by Wolters Kluwer Health, Inc. on behalf of the International Association for the Study of Pain

This is an open-access article distributed under the terms of the Creative Commons Attribution-Non Commercial-No Derivatives License 4.0 (CCBY-NC-ND), where it is permissible to download and share the work provided it is properly cited. The work cannot be changed in any way or used commercially without permission from the journal.

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Figure 2. — Comparison of multiple measurements of axonal excitability in motor (top panel) and sensory axons (bottom panel) in patients with erythromelalgia (EMSCN9A+, open; EMSCN9A−, hatched) and normal controls (filled) plotted as mean and SEM of motor and sensory fibres. (A, B) Stimulus for 50% maximum response. (C, D) Strength–duration time constant. (E, F) TEd (90-100 ms). (G, H) Subexcitability.