The neuropsychology of functional neurological disorders

References

• Adewusi, J., Levita, L., Gray, C., & Reuber, M. (2021). Subjective versus objective measures of distress, arousal and symptom burden in patients with functional seizures and other functional neurological symptom disorder presentations: A systematic review. Epilepsy & Behavior Reports, 16, 100502. https://doi.org/10.1016/j.ebr.2021.100502
   PubMedGoogle Scholar
• Alexander, M., Blackburn, D., & Reuber, M. (2019). Patients’ accounts of memory lapses in interactions between neurologists and patients with functional memory disorders. Sociology of Health & Illness, 41(2), 249–265. https://doi.org/10.1111/1467-9566.12819
   PubMed Web of Science ®Google Scholar
• Alluri, P. R., Solit, J., Leveroni, C. L., Goldberg, K., Vehar, J. V., Pollak, L. E., Colvin, M. K., & Perez, D. L. (2020). Cognitive complaints in motor functional neurological (conversion) disorders: A focused review and clinical perspective. Cognitive and Behavioral Neurology, 33(2), 77–89. https://doi.org/10.1097/WNN.0000000000000218
   PubMed Web of Science ®Google Scholar
• American Psychiatric Association. (2022). Diagnostic and statistical manual of mental disorders (5th ed ed., DSM-5 Text Revision). https://doi.org/10.1176/appi.books.9780890425787
   Google Scholar
• Asadi-Pooya, A. A. (2021). Incidence and prevalence of psychogenic nonepileptic seizures (functional seizures): A systematic review and an analytical study. International Journal of Neuroscience, 133(6), 598–603. https://doi.org/10.1080/00207454.2021.1942870
   PubMed Web of Science ®Google Scholar
• Asadi-Pooya, A. A., Brigo, F., Tolchin, B., & Valente, K. D. (2021). Functional seizures are not less important than epilepsy. Epilepsy & Behavior Reports, 16, 100495. https://doi.org/10.1016/j.ebr.2021.100495
   PubMedGoogle Scholar
• Aybek, S., & Perez, D. L. (2022). Diagnosis and management of functional neurological disorder. BMJ: British Medical Journal, o64. https://doi.org/10.1136/bmj.o64
   Web of Science ®Google Scholar
• Ball, H. A., McWhirter, L., Ballard, C., Bhome, R., Blackburn, D. J., Edwards, M. J., Fleming, S. M., Fox, N. C., Howard, R., Huntley, J., Isaacs, J. D., Larner, A. J., Nicholson, T. R., Pennington, C. M., Poole, N., Price, G., Price, J. P., Reuber, M., Ritchie, C. … Carson, A. J. (2020). Functional cognitive disorder: Dementia’s blind spot. Brain A Journal of Neurology, 143(10), 2895–2903. https://doi.org/10.1093/brain/awaa224
   PubMedGoogle Scholar
• Ball, H. A., McWhirter, L., Ballard, C., Bhome, R., Blackburn, D. J., Edwards, M. J., Fox, N. C., Howard, R., Huntley, J., Isaacs, J. D., Larner, A. J., Nicholson, T. R., Pennington, C. M., Poole, N., Price, G., Price, J. P., Reuber, M., Ritchie, C., Rossor, M. N. … Carson, A. J. (2021). Reply: Functional cognitive disorder: Dementia’s blind spot. Brain A Journal of Neurology, 144(9), e73. https://doi.org/10.1093/brain/awab305
   PubMedGoogle Scholar
• Ball, H. A., Swirski, M., Newson, M., Coulthard, E. J., & Pennington, C. M. (2021). Differentiating functional cognitive disorder from early neurodegeneration: A clinic-based study. Brain Sciences, 11(6), 800. https://doi.org/10.3390/brainsci11060800
   PubMed Web of Science ®Google Scholar
• Barnett, C., Davis, R., Mitchell, C., & Tyson, S. (2022). The vicious cycle of functional neurological disorders: A synthesis of healthcare professionals’ views on working with patients with functional neurological disorder. Disability and Rehabilitation, 44(10), 1802–1811. https://doi.org/10.1080/09638288.2020.1822935
   PubMed Web of Science ®Google Scholar
• Baslet, G., Bajestan, S. N., Aybek, S., Modirrousta, M., Price, J., Cavanna, A., Perez, D. L., Lazarow, S. S., Raynor, G., Voon, V., Ducharme, S., & LaFrance, W. C. (2021). Evidence-based practice for the clinical assessment of psychogenic nonepileptic seizures: A report from the American neuropsychiatric association committee on research. The Journal of Neuropsychiatry and Clinical Neurosciences, 33(1), 27–42. https://doi.org/10.1176/appi.neuropsych.19120354
   PubMed Web of Science ®Google Scholar
• Baslet, G., Roiko, A., & Prensky, E. (2010). Heterogeneity in psychogenic nonepileptic seizures: Understanding the role of psychiatric and neurological factors. Epilepsy & Behavior, 17(2), 236–241. https://doi.org/10.1016/j.yebeh.2009.12.008
   PubMed Web of Science ®Google Scholar
• Bennett, K., Diamond, C., Hoeritzauer, I., Gardiner, P., McWhirter, L., Carson, A., & Stone, J. (2021). A practical review of Functional Neurological Disorder (FND) for the general physician. Clinical Medicine, 21(1), 28–36. https://doi.org/10.7861/clinmed.2020-0987
   PubMed Web of Science ®Google Scholar
• Bhome, R., Huntley, J. D., Price, G., & Howard, R. J. (2019). Clinical presentation and neuropsychological profiles of functional cognitive disorder patients with and without co-morbid depression. Cognitive Neuropsychiatry, 24(2), 152–164. https://doi.org/10.1080/13546805.2019.1590190
   PubMed Web of Science ®Google Scholar
• Bhome, R., McWilliams, A., Price, G., Poole, N. A., Howard, R. J., Fleming, S. M., & Huntley, J. D. (2022). Metacognition in functional cognitive disorder. Brain Communications, 4(2), fcac041. https://doi.org/10.1093/braincomms/fcac041
   PubMedGoogle Scholar
• Breier, J. I., Fuchs, K. L., Brookshire, B. L., Wheless, J., Thomas, A. B., Constantinou, J., & Willmore, L. J. (1998). Quality of life perception in patients with intractable epilepsy or pseudoseizures. Archives of Neurology, 55(5), 660. https://doi.org/10.1001/archneur.55.5.660
   PubMedGoogle Scholar
• Brown, R. J., & Reuber, M. (2016a). Psychological and psychiatric aspects of Psychogenic Non-Epileptic Seizures (PNES): A systematic review. Clinical Psychology Review, 45, 157–182. https://doi.org/10.1016/j.cpr.2016.01.003
   PubMed Web of Science ®Google Scholar
• Brown, R. J., & Reuber, M. (2016b). Towards an integrative theory of Psychogenic Non-Epileptic Seizures (PNES). Clinical Psychology Review, 47, 55–70. https://doi.org/10.1016/j.cpr.2016.06.003
   PubMed Web of Science ®Google Scholar
• Burmester, B., Leathem, J., & Merrick, P. (2016). Subjective cognitive complaints and objective cognitive function in aging: A systematic review and meta-analysis of recent cross-sectional findings. Neuropsychology Review, 26(4), 376–393. https://doi.org/10.1007/s11065-016-9332-2
   PubMed Web of Science ®Google Scholar
• Butler, M., Shipston‐Sharman, O., Seynaeve, M., Bao, J., Pick, S., Bradley‐Westguard, A., Ilola, E., Mildon, B., Golder, D., Rucker, J., Stone, J., & Nicholson, T. (2021). International online survey of 1048 individuals with functional neurological disorder. European Journal of Neurology, 28(11), 3591–3602. https://doi.org/10.1111/ene.15018
   PubMed Web of Science ®Google Scholar
• Cabreira, V., Frostholm, L., McWhirter, L., Stone, J., & Carson, A. (2023). Clinical signs in functional cognitive disorders: A systematic review and diagnostic meta-analysis. Journal of Psychosomatic Research, 173, 111447. https://doi.org/10.1016/j.jpsychores.2023.111447
   PubMed Web of Science ®Google Scholar
• Cabreira, V., McWhirter, L., & Carson, A. (2023). Functional cognitive disorder. Neurologic Clinics, 41(4), 619–633. https://doi.org/10.1016/j.ncl.2023.02.004
   PubMed Web of Science ®Google Scholar
• Campbell, M. C., Smakowski, A., Rojas-Aguiluz, M., Goldstein, L. H., Cardeña, E., Nicholson, T. R., Reinders, A. A. T. S., & Pick, S. (2023). Dissociation and its biological and clinical associations in functional neurological disorder: Systematic review and meta-analysis. British Journal of Psychiatry Open, 9(1), e2. https://doi.org/10.1192/bjo.2022.597
   Google Scholar
• Carle-Toulemonde, G., Goutte, J., Do-Quang-Cantagrel, N., Mouchabac, S., Joly, C., & Garcin, B. (2023). Overall comorbidities in functional neurological disorder: A narrative review. L’Encéphale, 49(4), S24–S32. https://doi.org/10.1016/j.encep.2023.06.004
   PubMed Web of Science ®Google Scholar
• Cragar, D. E., Berry, D. T. R., Fakhoury, T. A., Cibula, J. E., & Schmitt, F. A. (2002). A review of diagnostic techniques in the differential diagnosis of epileptic and nonepileptic seizures. Neuropsychology Review, 12(1), 31–64. https://doi.org/10.1023/A:1015491123070
   PubMed Web of Science ®Google Scholar
• Demartini, B., Petrochilos, P., Ricciardi, L., Price, G., Edwards, M. J., & Joyce, E. (2014). The role of alexithymia in the development of functional motor symptoms (conversion disorder). Journal of Neurology, Neurosurgery & Psychiatry, 85(10), 1062–1062. https://doi.org/10.1136/jnnp-2013-307203
   PubMed Web of Science ®Google Scholar
• Ding, J. M., & Kanaan, R. A. A. (2016). What should we say to patients with unexplained neurological symptoms? How explanation affects offence. Journal of Psychosomatic Research, 91, 55–60. https://doi.org/10.1016/j.jpsychores.2016.10.012
   PubMed Web of Science ®Google Scholar
• Drane, D. L., Fani, N., Hallett, M., Khalsa, S. S., Perez, D. L., & Roberts, N. A. (2021). A framework for understanding the pathophysiology of functional neurological disorder. CNS Spectrums, 26(6), 555–561. https://doi.org/10.1017/S1092852920001789
   Web of Science ®Google Scholar
• Driver-Dunckley, E., Stonnington, C. M., Locke, D. E. C., & Noe, K. (2011). Comparison of psychogenic movement disorders and psychogenic nonepileptic seizures: Is phenotype clinically important? Psychosomatics, 52(4), 337–345. https://doi.org/10.1016/j.psym.2011.01.008
   PubMed Web of Science ®Google Scholar
• Ducroizet, A., Zimianti, I., Golder, D., Hearne, K., Edwards, M., Nielsen, G., & Coebergh, J. (2023). Functional neurological disorder: Clinical manifestations and comorbidities; An online survey. Journal of Clinical Neuroscience, 110, 116–125. https://doi.org/10.1016/j.jocn.2023.02.014
   PubMed Web of Science ®Google Scholar
• Edwards, M. J., Yogarajah, M., & Stone, J. (2023). Why functional neurological disorder is not feigning or malingering. Nature Reviews Neurology, 19(4), 246–256. https://doi.org/10.1038/s41582-022-00765-z
   PubMed Web of Science ®Google Scholar
• Ekanayake, V., Kranick, S., LaFaver, K., Naz, A., Frank Webb, A., LaFrance, W. C., Hallett, M., & Voon, V. (2017). Personality traits in Psychogenic Nonepileptic Seizures (PNES) and Psychogenic Movement Disorder (PMD): Neuroticism and perfectionism. Journal of Psychosomatic Research, 97, 23–29. https://doi.org/10.1016/j.jpsychores.2017.03.018
   PubMed Web of Science ®Google Scholar
• Ertan, D., Aybek, S., LaFrance, W. C., Jr., Kanemoto, K., Tarrada, A., Maillard, L., El-Hage, W., & Hingray, C. (2022). Functional (psychogenic non-epileptic/dissociative) seizures: Why and how? Journal of Neurology, Neurosurgery & Psychiatry, 93(2), 144–157. https://doi.org/10.1136/jnnp-2021-326708
   PubMed Web of Science ®Google Scholar
• Espay, A. J., Aybek, S., Carson, A., Edwards, M. J., Goldstein, L. H., Hallett, M., LaFaver, K., LaFrance, W. C., Lang, A. E., Nicholson, T., Nielsen, G., Reuber, M., Voon, V., Stone, J., & Morgante, F. (2018). Current concepts in diagnosis and treatment of functional neurological disorders. JAMA Neurology, 75(9), 1132. https://doi.org/10.1001/jamaneurol.2018.1264
   PubMed Web of Science ®Google Scholar
• Fargo, J. D., Schefft, B. K., Szaflarski, J. P., Dulay, M. F., Marc Testa, S., Privitera, M. D., & Yeh, H.-S. (2004). Accuracy of self-reported neuropsychological functioning in individuals with epileptic or psychogenic nonepileptic seizures. Epilepsy & Behavior, 5(2), 143–150. https://doi.org/10.1016/j.yebeh.2003.11.023
   PubMed Web of Science ®Google Scholar
• Finkelstein, S. A., Adams, C., Tuttle, M., Saxena, A., & Perez, D. L. (2022). Neuropsychiatric treatment approaches for functional neurological disorder: A how to guide. Seminars in Neurology, 42(2), 204–224. https://doi.org/10.1055/s-0042-1742773
   PubMedGoogle Scholar
• Finkelstein, S. A., & Popkirov, S. (2023). Functional neurological disorder: Diagnostic pitfalls and differential diagnostic considerations. Neurologic Clinics, 41(4), 665–679. https://doi.org/10.1016/j.ncl.2023.04.001
   PubMed Web of Science ®Google Scholar
• Fobian, A. D., & Elliott, L. (2019). A review of functional neurological symptom disorder etiology and the integrated etiological summary model. Journal of Psychiatry & Neuroscience, 44(1), 8–18. https://doi.org/10.1503/jpn.170190
   PubMed Web of Science ®Google Scholar
• Foley, C., Kirkby, A., & Eccles, F. J. R. (2022). A meta-ethnographic synthesis of the experiences of stigma amongst people with functional neurological disorder. Disability and Rehabilitation, 46(1), 1–12. https://doi.org/10.1080/09638288.2022.2155714
   PubMed Web of Science ®Google Scholar
• Forejtová, Z., Serranová, T., Sieger, T., Slovák, M., Nováková, L., Věchetová, G., Růžička, E., & Edwards, M. J. (2023). The complex syndrome of functional neurological disorder. Psychological Medicine, 53(7), 3157–3167. https://doi.org/10.1017/S0033291721005225
   PubMed Web of Science ®Google Scholar
• Foroughi, A. A., Nazeri, M., & Asadi-Pooya, A. A. (2020). Brain connectivity abnormalities in patients with functional (psychogenic nonepileptic) seizures: A systematic review. Seizure, 81, 269–275. https://doi.org/10.1016/j.seizure.2020.08.024
   PubMed Web of Science ®Google Scholar
• Gelauff, J. M., Carson, A., Ludwig, L., Tijssen, M. A. J., & Stone, J. (2019). The prognosis of functional limb weakness: A 14-year case-control study. Brain A Journal of Neurology, 142(7), 2137–2148. https://doi.org/10.1093/brain/awz138
   PubMedGoogle Scholar
• Gilmour, G. S., Nielsen, G., Teodoro, T., Yogarajah, M., Coebergh, J. A., Dilley, M. D., Martino, D., & Edwards, M. J. (2020). Management of functional neurological disorder. Journal of Neurology, 267(7), 2164–2172. https://doi.org/10.1007/s00415-020-09772-w
   PubMed Web of Science ®Google Scholar
• Gutkin, M., McLean, L., Brown, R., & Kanaan, R. A. (2021). Systematic review of psychotherapy for adults with functional neurological disorder. Journal of Neurology, Neurosurgery & Psychiatry, 92(1), 36–44. https://doi.org/10.1136/jnnp-2019-321926
   Web of Science ®Google Scholar
• Hallett, M., Aybek, S., Dworetzky, B. A., McWhirter, L., Staab, J. P., & Stone, J. (2022). Functional neurological disorder: New subtypes and shared mechanisms. The Lancet Neurology, 21(6), 537–550. https://doi.org/10.1016/S1474-4422(21)00422-1
   PubMed Web of Science ®Google Scholar
• Hopp, J. L., Anderson, K. E., Krumholz, A., Gruber-Baldini, A. L., & Shulman, L. M. (2012). Psychogenic seizures and psychogenic movement disorders: Are they the same patients? Epilepsy & Behavior, 25(4), 666–669. https://doi.org/10.1016/j.yebeh.2012.10.007
   PubMed Web of Science ®Google Scholar
• Insel, T., Cuthbert, B., Garvey, M., Heinssen, R., Pine, D. S., Quinn, K., Sanislow, C., & Wang, P. (2010). Research Domain Criteria (RDoC): Toward a new classification framework for research on mental disorders. American Journal of Psychiatry, 167(7), 748–751. https://doi.org/10.1176/appi.ajp.2010.09091379
   PubMed Web of Science ®Google Scholar
• Jacob, A. E., Smith, C. A., Jablonski, M. E., Roach, A. R., Paper, K. M., Kaelin, D. L., Stretz-Thurmond, D., & LaFaver, K. (2018). Multidisciplinary clinic for Functional Movement Disorders (FMD): 1-year experience from a single centre. Journal of Neurology, Neurosurgery & Psychiatry, 89(9), 1011–1012. https://doi.org/10.1136/jnnp-2017-316523
   PubMed Web of Science ®Google Scholar
• Jennum, P., Ibsen, R., & Kjellberg, J. (2019). Morbidity and mortality of Non Epileptic Seizures (NES): A controlled national study. Epilepsy & Behavior, 96, 229–233. https://doi.org/10.1016/j.yebeh.2019.03.016
   PubMed Web of Science ®Google Scholar
• Jessen, F., Amariglio, R. E., Buckley, R. F., Wagner, O., Saykin, A. J., Sikkes, S. A. M., Smart, C. M., Wolfsgruber, S., & Rodriguez-Gomez, M. (2020). The characterisation of subjective cognitive decline. 19(3), 271–278. https://doi.org/10.1016/S1474-4422(19)30368-0
   Google Scholar
• Jessen, F., Amariglio, R. E., Van Boxtel, M., Breteler, M., Ceccaldi, M., Chételat, G., Dubois, B., Dufouil, C., Ellis, K. A., Van Der Flier, W. M., Glodzik, L., Van Harten, A. C., De Leon, M. J., McHugh, P., Mielke, M. M., Molinuevo, J. L., Mosconi, L., Osorio, R. S., Perrotin, A., & Subjective Cognitive Decline Initiative (SCD‐I) Working Group. (2014). A conceptual framework for research on subjective cognitive decline in preclinical Alzheimer’s disease. Alzheimer’s & Dementia, 10(6), 844–852.
   PubMed Web of Science ®Google Scholar
• Jewsbury, P. A., Bowden, S. C., & Duff, K. (2017). The Cattell–Horn–carroll model of cognition for clinical assessment. Journal of Psychoeducational Assessment, 35(6), 547–567. https://doi.org/10.1177/0734282916651360
   Web of Science ®Google Scholar
• Jones, B., Reuber, M., & Norman, P. (2016). Correlates of health‐related quality of life in adults with psychogenic nonepileptic seizures: A systematic review. Epilepsia, 57(2), 171–181. https://doi.org/10.1111/epi.13268
   PubMed Web of Science ®Google Scholar
• Kanemoto, K., LaFrance, W., Duncan, R., Gigineishvili, D., Park, S.-P., Tadokoro, Y., Ikeda, H., Paul, R., Zhou, D., Taniguchi, G., Kerr, M., Oshima, T., Jin, K., & Reuber, M. (2017). PNES around the world: Where we are now and how we can close the diagnosis and treatment gaps-an ILAE PNES task force report. Epilepsia Open, 2(3), 307–316. https://doi.org/10.1002/epi4.12060
   PubMedGoogle Scholar
• Kemp, S., Kapur, N., Graham, C. D., & Reuber, M. (2022). Functional cognitive disorder: Differential diagnosis of common clinical presentations. Archives of Clinical Neuropsychology, 37(6), 1158–1176. https://doi.org/10.1093/arclin/acac020
   PubMed Web of Science ®Google Scholar
• Keynejad, R. C., Carson, A. J., David, A. S., & Nicholson, T. R. (2017). Functional neurological disorder: Psychiatry’s blind spot. The Lancet Psychiatry, 4(3), e2–e3. https://doi.org/10.1016/S2215-0366(17)30036-6
   PubMed Web of Science ®Google Scholar
• Kholi, H., & Vercueil, L. (2020). Emergency room diagnoses of psychogenic nonepileptic seizures with psychogenic status and functional (psychogenic) symptoms: Whopping. Epilepsy & Behavior, 104, 106882. https://doi.org/10.1016/j.yebeh.2019.106882
   PubMed Web of Science ®Google Scholar
• Klinke, M. E., Hjartardóttir, T. E., Hauksdóttir, A., Jónsdóttir, H., Hjaltason, H., & Andrésdóttir, G. T. (2021). Moving from stigmatization toward competent interdisciplinary care of patients with functional neurological disorders: Focus group interviews. Disability and Rehabilitation, 43(9), 1237–1246. https://doi.org/10.1080/09638288.2019.1661037
   PubMed Web of Science ®Google Scholar
• Kola, S., & LaFaver, K. (2022). Functional movement disorder and functional seizures: What have we learned from different subtypes of functional neurological disorders? Epilepsy & Behavior Reports, 18, 100510. https://doi.org/10.1016/j.ebr.2021.100510
   PubMedGoogle Scholar
• Kotov, R., Krueger, R. F., Watson, D., Achenbach, T. M., Althoff, R. R., Bagby, R. M., Brown, T. A., Carpenter, W. T., Caspi, A., Clark, L. A., Eaton, N. R., Forbes, M. K., Forbush, K. T., Goldberg, D., Hasin, D., Hyman, S. E., Ivanova, M. Y., Lynam, D. R., Markon, K. … Zimmerman, M. (2017). The Hierarchical Taxonomy of Psychopathology (HiTOP): A dimensional alternative to traditional nosologies. Journal of Abnormal Psychology, 126(4), 454–477. https://doi.org/10.1037/abn0000258
   PubMed Web of Science ®Google Scholar
• LaFrance, W., Jr., Baird, G. L., Barry, J. J., Blum, A. S., Webb, A., Keitner, G. I., Machan, J. T., Miller, I., & Szaflarski, J. P. (2014). Multicenter pilot treatment trial for psychogenic nonepileptic seizures: A randomized clinical trial. JAMA Psychiatry, 71(9), 997–1005. https://doi.org/10.1001/jamapsychiatry.2014.817
   PubMed Web of Science ®Google Scholar
• LaFrance, W. C., Baker, G. A., Duncan, R., Goldstein, L. H., & Reuber, M. (2013). Minimum requirements for the diagnosis of psychogenic nonepileptic seizures: A staged approach: A report from the international league against epilepsy nonepileptic seizures task force. Epilepsia, 54(11), 2005–2018. https://doi.org/10.1111/epi.12356
   PubMed Web of Science ®Google Scholar
• Larner, A. J. (2021). Functional cognitive disorders (FCD): How is metacognition involved? Brain Sciences, 11(8), 1082. https://doi.org/10.3390/brainsci11081082
   PubMed Web of Science ®Google Scholar
• Lehn, A., Navaratnam, D., Broughton, M., Cheah, V., Fenton, A., Harm, K., Owen, D., & Pun, P. (2020). Functional neurological disorders: Effective teaching for health professionals. BMJ Neurology Open, 2(1), e000065. https://doi.org/10.1136/bmjno-2020-000065
   PubMedGoogle Scholar
• Lidstone, S. C., Araújo, R., Stone, J., & Bloem, B. R. (2020). Ten myths about functional neurological disorder. European Journal of Neurology, 27(11). https://doi.org/10.1111/ene.14310
   Web of Science ®Google Scholar
• Lidstone, S. C., Costa-Parke, M., Robinson, E. J., Ercoli, T., & Stone, J. (2022). Functional movement disorder gender, age and phenotype study: A systematic review and individual patient meta-analysis of 4905 cases. Journal of Neurology, Neurosurgery & Psychiatry, 93(6), 609–616. https://doi.org/10.1136/jnnp-2021-328462
   PubMedGoogle Scholar
• Lidstone, S. C., MacGillivray, L., & Lang, A. E. (2020). Integrated therapy for functional movement disorders: Time for a change. Movement Disorders Clinical Practice, 7(2), 169–174. https://doi.org/10.1002/mdc3.12888
   PubMed Web of Science ®Google Scholar
• Matin, N., Young, S. S., Williams, B., LaFrance, W. C., King, J. N., Caplan, D., Chemali, Z., Weilburg, J. B., Dickerson, B. C., & Perez, D. L. (2017). Neuropsychiatric associations with gender, illness duration, work disability, and motor subtype in a U.S. Functional neurological disorders clinic population. The Journal of Neuropsychiatry and Clinical Neurosciences, 29(4), 375–382. https://doi.org/10.1176/appi.neuropsych.16110302
   PubMed Web of Science ®Google Scholar
• McWhirter, L., Ritchie, C., Stone, J., & Carson, A. (2020). Functional cognitive disorders: A systematic review. The Lancet Psychiatry, 7(2), 191–207. https://doi.org/10.1016/S2215-0366(19)30405-5
   PubMed Web of Science ®Google Scholar
• McWhirter, L., Ritchie, C., Stone, J., & Carson, A. (2022). Identifying functional cognitive disorder: A proposed diagnostic risk model. CNS Spectrums, 27(6), 754–763. https://doi.org/10.1017/S1092852921000845
   PubMed Web of Science ®Google Scholar
• Medina, M., Giambarberi, L., Lazarow, S. S., Lockman, J., Faridi, N., Hooshmad, F., Karasov, A., & Bajestan, S. N. (2021). Using patient-centered clinical neuroscience to deliver the diagnosis of Functional Neurological Disorder (FND): Results from an innovative educational workshop. Academic Psychiatry, 45(2), 185–189. https://doi.org/10.1007/s40596-020-01324-8
   PubMed Web of Science ®Google Scholar
• Metternich, B., Schmidtke, K., Harter, M., Dykierek, P., & Hull, M. (2010). Konzeption und Erprobung eines gruppentherapeutischen Behandlungskonzepts für die funktionelle Gedächtnis- und Konzentrationsstörung. Psychotherapie, Psychosomatik, Medizinische Psychologie, 60(6), 202–210. https://doi.org/10.1055/s-0028-1103281
   PubMedGoogle Scholar
• Milligan, T. A., Yun, A., LaFrance Jr, W. C., Jr., Baslet, G., Tolchin, B., Szaflarski, J., Wong, V. S. S., Plioplys, S., & Dworetzky, B. A. (2022). Neurology residents’ education in functional seizures. Epilepsy & Behavior Reports, 18, 100517. https://doi.org/10.1016/j.ebr.2021.100517
   PubMedGoogle Scholar
• Nicholson, T. R., Carson, A., Edwards, M. J., Goldstein, L. H., Hallett, M., Mildon, B., Nielsen, G., Nicholson, C., Perez, D. L., Pick, S., Stone, J., the FND-COM (Functional Neurological Disorders Core Outcome Measures) Group, Anderson, D., Asadi-Pooya, A., Aybek, S., Baslet, G., Bloem, B. R., Brown, R. J. … the FND-COM (Functional Neurological Disorders Core Outcome Measures) Group. (2020). Outcome measures for functional neurological disorder: A review of the theoretical complexities. The Journal of Neuropsychiatry and Clinical Neurosciences, 32(1), 33–42.
   PubMed Web of Science ®Google Scholar
• O’Neal, M. A., Dworetzky, B. A., & Baslet, G. (2021). Functional neurological disorder: Engaging patients in treatment. Epilepsy & Behavior Reports, 16, 100499. https://doi.org/10.1016/j.ebr.2021.100499
   PubMedGoogle Scholar
• Pennington, C., Ball, H., & Swirski, M. (2019). Functional cognitive disorder: Diagnostic challenges and future directions. Diagnostics, 9(4), 131. https://doi.org/10.3390/diagnostics9040131
   Web of Science ®Google Scholar
• Perez, D. L., Aybek, S., Popkirov, S., Kozlowska, K., Stephen, C. D., Anderson, J., Shura, R., Ducharme, S., Carson, A., Hallett, M., Nicholson, T. R., Stone, J., LaFrance, W. C., Voon, V., & (On behalf of the American Neuropsychiatric Association Committee for Research). (2021). A review and expert opinion on the neuropsychiatric assessment of motor functional neurological disorders. The Journal of Neuropsychiatry and Clinical Neurosciences, 33(1), 14–26.
   PubMed Web of Science ®Google Scholar
• Perez, D. L., Edwards, M. J., Nielsen, G., Kozlowska, K., Hallett, M., & LaFrance Jr, W. C., Jr. (2021). Decade of progress in motor functional neurological disorder: Continuing the momentum. Journal of Neurology, Neurosurgery & Psychiatry, 92(6), 668–677. https://doi.org/10.1136/jnnp-2020-323953
   Web of Science ®Google Scholar
• Pick, S., Anderson, D. G., Asadi-Pooya, A. A., Aybek, S., Baslet, G., Bloem, B. R., Bradley-Westguard, A., Brown, R. J., Carson, A. J., Chalder, T., Damianova, M., David, A. S., Edwards, M. J., Epstein, S. A., Espay, A. J., Garcin, B., Goldstein, L. H., Hallett, M., Jankovic, J. … Nicholson, T. R. (2020). Outcome measurement in functional neurological disorder: A systematic review and recommendations. Journal of Neurology, Neurosurgery & Psychiatry, 91(6), 638–649. https://doi.org/10.1136/jnnp-2019-322180
   PubMed Web of Science ®Google Scholar
• Pick, S., Goldstein, L. H., Perez, D. L., & Nicholson, T. R. (2019). Emotional processing in functional neurological disorder: A review, biopsychosocial model and research agenda. Journal of Neurology, Neurosurgery & Psychiatry, 90(6), 704–711. https://doi.org/10.1136/jnnp-2018-319201
   PubMed Web of Science ®Google Scholar
• Poole, N., Cope, S., Vanzan, S., Duffus, A., Mantovani, N., Smith, J., Barrett, B. M., Tokley, M., Scicluna, M., Beardmore, S., Turner, K., Edwards, M., & Howard, R. (2023). Feasibility randomised controlled trial of online group Acceptance and Commitment Therapy for Functional Cognitive Disorder (ACT4FCD). BMJ Open, 13(5), e072366. https://doi.org/10.1136/bmjopen-2023-072366
   PubMedGoogle Scholar
• Popkirov, S., Asadi-Pooya, A. A., Duncan, R., Gigineishvili, D., Hingray, C., Kanner, A. M., LaFrance, C. W., Pretorius, C., & Reuber, M. (2019). The aetiology of psychogenic non‐epileptic seizures: Risk factors and comorbidities. Epileptic Disorders: International Epilepsy Journal with Videotape, 21(6), 529–547. https://doi.org/10.1684/epd.2019.1107
   PubMed Web of Science ®Google Scholar
• Rawlings, G. H., & Reuber, M. (2018). Health care practitioners’ perceptions of psychogenic nonepileptic seizures: A systematic review of qualitative and quantitative studies. Epilepsia, 59(6), 1109–1123. https://doi.org/10.1111/epi.14189
   PubMed Web of Science ®Google Scholar
• Reiter, J. W., Andrews, D., Reiter, C., & LaFrance, W. C. (2015). Taking control of your seizures. Oxford University Press.
   Google Scholar
• Rockliffe-Fidler, C., & Willis, M. (2019). Explaining dissociative seizures: A neuropsychological perspective. Practical Neurology, 19(3), 259–263. https://doi.org/10.1136/practneurol-2018-002100
   PubMedGoogle Scholar
• Saxena, A., Godena, E., Maggio, J., & Perez, D. L. (2020). Towards an outpatient model of care for motor functional neurological disorders: A neuropsychiatric perspective. Neuropsychiatric Disease and Treatment, 16, 2119–2134. https://doi.org/10.2147/NDT.S247119
   PubMed Web of Science ®Google Scholar
• Schwilk, N., Klöppel, S., Schmidtke, K., & Metternich, B. (2021). Functional cognitive disorder in subjective cognitive decline—A 10‐year follow‐up. International Journal of Geriatric Psychiatry, 36(5), 677–683. https://doi.org/10.1002/gps.5466
   PubMed Web of Science ®Google Scholar
• Sequeira, A. S., & Silva, B. (2019). A comparison among the prevalence of Alexithymia in patients with psychogenic nonepileptic seizures, epilepsy, and the healthy population: A systematic review of the literature. Psychosomatics, 60(3), 238–245. https://doi.org/10.1016/j.psym.2019.02.005
   PubMed Web of Science ®Google Scholar
• Silverberg, N. D., & Rush, B. K. (2023). Neuropsychological evaluation of functional cognitive disorder: A narrative review. The Clinical Neuropsychologist, 1–24. https://doi.org/10.1080/13854046.2023.2228527
   Web of Science ®Google Scholar
• Stephen, C. D., Fung, V., Lungu, C. I., & Espay, A. J. (2021). Assessment of emergency department and inpatient use and costs in adult and pediatric functional neurological disorders. JAMA Neurology, 78(1), 88. https://doi.org/10.1001/jamaneurol.2020.3753
   PubMed Web of Science ®Google Scholar
• Stone, J. (2016). Functional neurological disorders: The neurological assessment as treatment. Practical Neurology, 16(1), 7–17. https://doi.org/10.1136/practneurol-2015-001241
   PubMedGoogle Scholar
• Stone, J., Carson, A., Duncan, R., Coleman, R., Roberts, R., Warlow, C., Hibberd, C., Murray, G., Cull, R., Pelosi, A., Cavanagh, J., Matthews, K., Goldbeck, R., Smyth, R., Walker, J., MacMahon, A. D., & Sharpe, M. (2009). Symptoms ‘unexplained by organic disease’ in 1144 new neurology out-patients: How often does the diagnosis change at follow-up? Brain A Journal of Neurology, 132(10), 2878–2888. https://doi.org/10.1093/brain/awp220
   PubMed Web of Science ®Google Scholar
• Stone, J., Smyth, R., Carson, A., Lewis, S., Prescott, R., Warlow, C., & Sharpe, M. (2005). Systematic review of misdiagnosis of conversion symptoms and “hysteria. BMJ: British Medical Journal, 331(7523), 989. https://doi.org/10.1136/bmj.38628.466898.55
   Google Scholar
• Stone, J., & Vermeulen, M. (2016). Functional sensory symptoms. In Handbook of clinical neurology (Vol. 139, pp. 271–281). Elsevier. https://doi.org/10.1016/B978-0-12-801772-2.00024-2
   Google Scholar
• Teodoro, T., Chen, J., Gelauff, J., & Edwards, M. J. (2023). Functional neurological disorder in people with long COVID: A systematic review. European Journal of Neurology, 30(5), 1505–1514. https://doi.org/10.1111/ene.15721
   PubMed Web of Science ®Google Scholar
• Teodoro, T., Edwards, M. J., & Isaacs, J. D. (2018). A unifying theory for cognitive abnormalities in functional neurological disorders, fibromyalgia and chronic fatigue syndrome: Systematic review. Journal of Neurology, Neurosurgery & Psychiatry, 89(12), 1308–1319. https://doi.org/10.1136/jnnp-2017-317823
   PubMed Web of Science ®Google Scholar
• Tinazzi, M., Geroin, C., Erro, R., Marcuzzo, E., Cuoco, S., Ceravolo, R., Mazzucchi, S., Pilotto, A., Padovani, A., Romito, L. M., Eleopra, R., Zappia, M., Nicoletti, A., Dallocchio, C., Arbasino, C., Bono, F., Pascarella, A., Demartini, B., Gambini, O. … Morgante, F. (2021). Functional motor disorders associated with other neurological diseases: Beyond the boundaries of “organic” neurology. European Journal of Neurology, 28(5), 1752–1758. https://doi.org/10.1111/ene.14674
   PubMed Web of Science ®Google Scholar
• Tinazzi, M., Morgante, F., Marcuzzo, E., Erro, R., Barone, P., Ceravolo, R., Mazzucchi, S., Pilotto, A., Padovani, A., Romito, L. M., Eleopra, R., Zappia, M., Nicoletti, A., Dallocchio, C., Arbasino, C., Bono, F., Pascarella, A., Demartini, B., Gambini, O. … Geroin, C. (2020). Clinical correlates of functional motor disorders: An Italian multicenter study. Movement Disorders Clinical Practice, 7(8), 920–929. https://doi.org/10.1002/mdc3.13077
   PubMed Web of Science ®Google Scholar
• Van Patten, R., Austin, T., Cotton, E., Chan, L., Bellone, J., Mordecai, K., Altalib, H., Correia, S., Twamley, E., Jones, R., Sawyer, K., & LaFrance, W., Jr. (2024). Cognitive performance in functional seizures compared to epilepsy and healthy controls: A systematic review and meta analysis. Under Review.
   Google Scholar
• Van Patten, R., Blum, A., Correia, S., Philip, N., Allendorfer, J., Gaston, T., Goodman, A., & Grayson, L. (2024). Neurobehavioral therapy in seizures with TBI: A non-randomized controlled trial. Under Review.
   Google Scholar
• Van Patten, R., Chan, L., Tocco, K., Mordecai, K., Altalib, H., Cotton, E., Correia, S., Gaston, T., Grayson, L., Martin, A., Fry, S., Goodman, A., Allendorfer, J., Szaflarski, J., & LaFrance, W., Jr. (2024). Reduced subjective cognitive concerns with neurobehavioral therapy in functional seizures and traumatic brain injury. The Journal of Neuropsychiatry and Clinical Neurosciences.
   PubMedGoogle Scholar
• Věchetová, G., Slovak, M., Kemlink, D., Hanzlikova, Z., Dusek, P., Nikolai, T., Ruzicka, E., Edwards, M. J., & Serranova, T. (2018). The impact of non-motor symptoms on the health-related quality of life in patients with functional movement disorders. Journal of Psychosomatic Research, 115, 32–37. https://doi.org/10.1016/j.jpsychores.2018.10.001
   PubMed Web of Science ®Google Scholar
• Walsh, S., Levita, L., & Reuber, M. (2018). Comorbid depression and associated factors in PNES versus epilepsy: Systematic review and meta-analysis. Seizure, 60, 44–56. https://doi.org/10.1016/j.seizure.2018.05.014
   PubMed Web of Science ®Google Scholar
• Walzl, D., Carson, A. J., & Stone, J. (2019). The misdiagnosis of functional disorders as other neurological conditions. Journal of Neurology, 266(8), 2018–2026. https://doi.org/10.1007/s00415-019-09356-3
   PubMed Web of Science ®Google Scholar
• Walzl, D., Solomon, A. J., & Stone, J. (2022). Functional neurological disorder and multiple sclerosis: A systematic review of misdiagnosis and clinical overlap. Journal of Neurology, 269(2), 654–663. https://doi.org/10.1007/s00415-021-10436-6
   PubMed Web of Science ®Google Scholar
• Willment, K., Hill, M., Baslet, G., & Loring, D. W. (2015). Cognitive impairment and evaluation in psychogenic nonepileptic seizures: An integrated cognitive-emotional approach. Clinical EEG and Neuroscience, 46(1), 42–53. https://doi.org/10.1177/1550059414566881
   PubMed Web of Science ®Google Scholar
• Ye, K., Foster, E., Johnstone, B., Carney, P., Velakoulis, D., O’Brien, T. J., Malpas, C. B., & Kwan, P. (2020). Factors associated with subjective cognitive function in epilepsy and psychogenic non-epileptic seizures. Epilepsy Research, 163, 106342. https://doi.org/10.1016/j.eplepsyres.2020.106342
   PubMed Web of Science ®Google Scholar
• Zepf, S. (2015). Some notes on Freud’s concept of conversion. International Forum of Psychoanalysis, 24(2), 77–87. https://doi.org/10.1080/0803706X.2013.765066
   Web of Science ®Google Scholar