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Not yet recruitingNCT07922447SDCS-PSYUpdated Nov 6, 2026

Functional Impact of Psychological Symptoms in Patients With Superior Semicircular Canal Dehiscence Syndrome (SSCD): a National Cross-sectional Study

An observational study in Superior Semicircular Canal Dehiscence, sponsored by University Hospital, Toulouse. Not yet recruiting. Open to participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2026-11-06.

Primary conditionAnxiety Disorders(the registry's first term)UnverifiedIs this wrong?The registry often attaches Anxiety Disorders to studies about something else, and this study's title and listed conditions do not name it. No better condition is named, so the registry's term is kept.

Sponsored by University Hospital, Toulouse · Observational

Updated Nov 6, 2026Newly registeredGo to Updates ↓
Study type
Observational
Model
Case-only
Time perspective
Cross-sectional
Enrollment
300
Ages
18 Years and older
Sex
All
01

Study summary

Superior semicircular canal dehiscence syndrome (SSCD), also known as Minor syndrome, is a rare otoneurological condition characterized by auditory and vestibular symptoms. Emerging evidence suggests a significant psychological burden, including anxiety, depressive symptoms, and suicidal ideation, potentially related to diagnostic delay and chronic symptomatology. However, no structured epidemiological study has systematically assessed quality of life and psychological symptoms in this population.

The aim of this study is to evaluate quality of life and associated psychological symptoms in adults reporting a diagnosis of SSCD using validated self-reported questionnaires in a national cross-sectional survey.

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Conditions studied

  • Superior Semicircular Canal Dehiscence

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Keywords

  • Superior semicircular canal dehiscence
  • Minor syndrome
  • quality of life
  • anxiety
  • depression
  • rare disease
  • otoneurology
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In context

Anxiety Disorders Unverified

7,201 studies on the registry are indexed under Anxiety Disorders; 1,682 are open to participants now.

This study's planned enrollment of 300 is above the median of 168 across 977 observational studies indexed under Anxiety Disorders.

Browse Anxiety Disorders studies →

Lead sponsor

University Hospital, Toulouse is the lead sponsor of 807 studies on the registry; 209 are open to participants now.

Compared within Anxiety Disorders, the registry's first condition term, which may not be this study's main condition. Counted across the registry records on this site, refreshed daily. How we classify →

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Who can participate

Ages eligible
18 Years and older
Sexes eligible
All
Accepts healthy volunteers
No
Sampling method
Non-probability sample

Study population

Patient selection was based on internal communication to members by the French association of patients with Mineur syndrome.

The study was disseminated through specialized consultations.

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Age ≥ 18 years
  • Self-reported diagnosis of superior semicircular canal dehiscence syndrome
  • Ability to understand French
  • Non-opposition to participation

Exclusion criteria

Exclusion Criteria:

  • Refusal of data use for research purposes
  • Self-reported cognitive impairment preventing questionnaire completion
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Study design

Observational model
Case-only
Time perspective
Cross-sectional
Enrollment
300 participants (estimated)
Patient registry
No

Groups and cohorts

  • patients with superior semicircular canal dehiscence syndrome
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What researchers measure

Primary outcomes

  1. Overall quality of life score measured using the WHOQOL-BREF questionnaire

    Time frame: The inclusion day

Secondary outcomes

  1. Assessment of the prevalence of depressive symptoms in patients living with CSDS using the average score found on the Beck Depression Inventory (BDI) scale

    Time frame: The inclusion day

  2. Assessment of the prevalence of anxiety symptoms in patients living with CSDS using the mean score found on the State-Trait Anxiety Inventory (STAI-Y)

    Time frame: The inclusion day

  3. Assessment of the symptomatic intensity level of each symptom of the SDCS using an average score per item and an overall average score on the Naert questionnaire

    Time frame: The inclusion day

  4. Assessment of the impact of vestibular symptoms on the functioning of patients living with CSDS using the average score found on the Dizziness Handicap Inventory (DIH) scale

    Time frame: The inclusion day

  5. Assessment of the level of hopelessness in patients living with SDCS using the average score found on the Beck Hopelessness Scale (BHS)

    Time frame: The inclusion day

  6. To assess the difference in quality of life between adult patients who underwent surgical management of their CSSD and others using the WHOQOL-BREF score

    Time frame: The inclusion day

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Study locations

No study locations are listed for this record.

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References and documents

Individual participant data

Plan to share: Undecided

No publications or documents are linked to this record.

09

Updates

1 registry update since Sep 25, 2026
Registered
First appeared on the registry. No changes since
Nov 6, 2026
Show all 1 update
  1. Nov 6, 2026
    First appeared on the registry

From the registry record's own update history. This site started tracking changes on Sep 25, 2026; for anything earlier, see the record history on ClinicalTrials.gov ↗

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Registry details

Key details

Study ID
NCT07922447
Responsible party
Sponsor
First posted
Nov 6, 2026
Start date
Nov 2026 (estimated)
Primary completion
Nov 2028 (estimated)
Completion
Nov 2028 (estimated)
Last update
Nov 6, 2026

Study contacts

Valentin RAYMOND, Dr
Contact
raymond.v@chu-toulouse.fr
+33 5.61.77.73.15
Clémence LE BERVET
Contact
lebervet.c@chu-toulouse.fr
+33 5 61 77 70 87

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is not yet recruiting, as verified in Nov 2026. You cannot join it, but the record below documents what was studied.

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Discussion

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