RSSD

Registry study for Spasmodic Dysphonia - RSSD

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000039810

Enrollment

2000

Registered

2020-03-13

Start date

2019-10-01

Completion date

Unknown

Last updated

2026-09-14

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

Conditions

Spasmodic Dysphnonia

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients (including minors) who have been diagnosed as having "convulsive" or "suspect" spasmodic dysphonia based on "diagnostic criteria and severity classification"

Exclusion criteria

Exclusion criteria: 1) Follow the exclusion criteria described in spasmodic dysphonia diagnostic criteria and severity classification. 2) In addition, patients judged to be inappropriate as subjects by the judgment of researchers etc.

Design outcomes

Primary

Measure	Time frame
number of patients	—

Countries

Japan

Contacts

Public ContactTetsuji sanuki

Nagoya City University Graduate School of Medical Sciences Department of Otolaryngology-Head & Neck Surgery

otostl@gmail.com0528535256

Outcome results