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The significance of adverse experience, emotional processing and body perception for functional (pseudo-) neurological symptoms: A longitudinal study (pre-post-comparison)

The significance of adverse experience, emotional processing and body perception for functional (pseudo-) neurological symptoms: A longitudinal study (pre-post-comparison)

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
DRKS
Registry ID
DRKS00007139
Enrollment
90
Registered
2015-08-19
Start date
2015-07-13
Completion date
Unknown
Last updated
2025-04-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

F44

Interventions

Group 1: The "Experimental Group": n=30 patients with at least one negative functional neurological symptom, diagnosed with a dissociative disorder. All patients are inpatients in a neurological rehab

Sponsors

Universität Konstanz
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: Experimental FNS Group: At least one negative somatoform functional neurological symptom and diagnosed with a dissociative disorder by at least two neurologists / psychiatrists. Neurological Control Group: At least one neurological symptom and one psychiatric symptom, similar treatment / inpatient on the same ward.

Exclusion criteria

Exclusion criteria: Experimental FNS Group: Positive somatoform functional neurological symptoms, central lesions or other central nervous illnesses Neurological Control Group: FNS /dissociative disorder Healthy Comparison Group: Neurological or psychiatric treatment and/or diagnosis in M.I.N.I. Psychiatric Screening

Design outcomes

Primary

MeasureTime frame
Two times of measurement at the beginning and at the end of the patients' stay respectively at intervals of 4-6 weeks (healthy comparison group) with (A) Standardized questions about their symptoms (SDQ-20, DES, SCL90R, SOMS, BDI, PDS), emotion processing (TAS-26, ERQ) and adverse experience (PDS, KERF, ETI) accompanied by body sensitivity measurements using transcutaneous electrical nerve stimulation (=TENS). (B) Experimental measurement of emotion processing while recording and EEG/MEG (for measuring cortical alpha-desynchronisation), accompanied by body sensitivity measurements using TENS.

Countries

Germany

Contacts

Public ContactAstrid Steffen

Universität Konstanz

astrid.steffen@uni-konstanz.de+49-(0)7531-88-2696

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026