1. Stone J, Carson A, Duncan R, Roberts R, Warlow C, Hibberd C, et al. Who is
referred to neurology clinics? —the diagnoses made in 3781 new patients. Clin Neurol
Neurosurg. (2010) 112:747–51. doi: 10.1016/j.clineuro.2010.05.011
11. Hallett M, Aybek S, Dworetzky BA, McWhirter L, Staab JP, Stone J. Functional
neurological disorder: new subtypes and shared mechanisms. Lancet Neurol. (2022)
21:537–50. doi: 10.1016/S1474-4422(21)00422-1
2. Ahmad O, Ahmad KE. Functional neurological disorders in outpatient practice:
an Australian cohort. J Clin Neurosci. (2016) 28:93–6. doi: 10.1016/j.jocn.2015
11.020
12. Tipton PW, Rubin DI. Supranormal sensory nerve action potential
amplitude correlates of sensory symptoms. J Clin Neurophysiol. (2019)
36:224–8. doi: 10.1097/WNP.0000000000000564
3. Daum C, Hubschmid M, Aybek S. The value of “positive” clinical
signs for weakness, sensory and gait disorders in conversion disorder:
a systematic and narrative review. J Neurol Neurosurg Psychiatry. (2014)
85:180–90. doi: 10.1136/jnnp-2012-304607
13. American Psychiatric Association. Diagnostic and Statistical Manual of Mental
Disorders. 5th Edn. Arlington, TX: American Psychiatric Association (2013), p. 318–
21. doi: 10.1176/appi.books.9780890425596
4. Baker JH, Silver JR. Hysterical paraplegia. J Neurol Neurosurg Psychiatry. (1987)
50:375–82. doi: 10.1136/jnnp.50.4.375
14. Kanda Y. Investigation of the freely available easy-to-use software
“EZR” for medical statistics. Bone Marrow Transplant. (2013) 48:452–
8. doi: 10.1038/bmt.2012.244
5. Demartini B, Nisticò V, Edwards MJ, Gambini O, Priori A. The pathophysiology
of functional movement disorders. Neurosci Biobehav Rev. (2021) 120:387–
400. doi: 10.1016/j.neubiorev.2020.10.019
15. Kuwabara S, Misawa S. Pharmacologic intervention in axonal excitability: in
vivo assessment of nodal persistent sodium currents in human neuropathies. Curr Mol
Pharmacol. (2008) 1:61–7. doi: 10.2174/1874467210801010061
6. Burke MJ, Ghaffar O, Staines WR, Downar J, Feinstein A. Functional
neuroimaging of conversion disorder: the role of ancillary activation. NeuroImage Clin.
(2014) 6:333–9. doi: 10.1016/j.nicl.2014.09.016
16. Themistocleous AC, Kristensen AG, Sola R, Gylfadottir SS, Bennedsgaard K,
Itani M, et al. Axonal excitability does not differ between painful and painless
diabetic or chemotherapy-induced distal symmetrical polyneuropathy in a multicenter
observational study. Ann Neurol. (2022) 91:506–20. doi: 10.1002/ana.26319
7. Keynejad RC, Frodl T, Kanaan R, Pariante C, Reuber M, Nicholson TR. Stress and
functional neurological disorders: mechanistic insights. J Neurol Neurosurg Psychiatry.
(2019) 90:813–21. doi: 10.1136/jnnp-2018-318297
17. Caetano A, Pereira P, de Carvalho MD. Influence of age and gender in the sensory
nerve fibers excitability. Brain Behav. (2022) 12:e2467. doi: 10.1002/brb3.2467
18. Stone J, Carson A, Duncan R, Roberts R, Coleman R, Warlow C, et al. Which
neurological diseases are most likely to be associated with “symptoms unexplained by
organic disease.” J Neurol. (2012) 259:33–8. doi: 10.1007/s00415-011-6111-0
8. Maurer CW, LaFaver K, Ameli R, Toledo R, Hallett M. A biological
measure of stress levels in patients with functional movement disorders.
Parkinsonism Relat Disord. (2015) 21:1072–5. doi: 10.1016/j.parkreldis.2015.
06.017
19. Mondelli M, Aretini A, Arrigucci U, Ginanneschi F, Greco G, Sicurelli F. Sensory
nerve action potential amplitude is rarely reduced in lumbosacral radiculopathy due to
herniated disc. Clin Neurophysiol. (2013) 124:405–9. doi: 10.1016/j.clinph.2012.07.020
9. Apazoglou K, Mazzola V, Wegrzyk J, Frasca Polara GF, Aybek S. Biological and
perceived stress in motor functional neurological disorders. Psychoneuroendocrinology.
(2017) 85:142–50. doi: 10.1016/j.psyneuen.2017.08.023
20. Fujimaki Y, Kuwabara S, Sato Y, Isose S, Shibuya K, Sekiguchi Y, et al.
The effects of age, gender, and body mass index on amplitude of sensory
nerve action potentials: multivariate analyses. Clin Neurophysiol. (2009) 120:1683–
6. doi: 10.1016/j.clinph.2009.06.025
10. Edwards MJ, Adams RA, Brown H, Pareés I, Friston KJ. A Bayesian
account of ‘hysteria’. Brain. (2012) 135:3495–512. doi: 10.1093/brain/
aws129
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