Developing an Objective Tinnitus Test

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

CRIS

Registry ID

KCT0000706

Enrollment

Registered

2013-03-21

Start date

2013-04-01

Completion date

Unknown

Last updated

2019-03-11

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

Conditions

None listed

Interventions

Medical Device : Evoked response will be measured through conventional EEG and MEG systems which are already used in the hospital. But the acoutic stimulus paradigm will be modified in order to detect

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Study group 1. Tinnitus with a onset of 6 month or longer 2. Unilateral tinnitus 3. Tinnitus frequency match between 4-8 kHz sine wave. 4. Bilateral hearing level: 500, 1000, 2000 Hz average <40 dB HL 5. Bilateral hearing level: 4000, 8000 Hz average <60 dB HL Control group 1. Normal controls without tinnitus 2. Normal controls who's hearing threshold is same as the Study group inclusion criteria

Exclusion criteria

Exclusion criteria: 1. Vascular tinnitus, muscular tinnitus 2. Brain infact, hemorrhage, tumor or other condition that may have a influence on the brain evoked potential.

Design outcomes

Primary

Measure	Time frame
Gap/No gap ratio;Tinnitus Handicap Inventory	—

Secondary

Measure	Time frame
Visual Analogue Scale	—

Countries

Korea, Republic of

Contacts

Public ContactMyung-Whan Suh

Seoul National University Hospital

Outcome results