BPPV With CRP: Single Versus Multiple Cycles

Chiang Mai University

Status: Unknown

Conditions: Benign Paroxysmal Positional Vertigo (BPPV)

Treatments: Procedure: Canalith repositioning procedure

Study type: Interventional

Funder types: Other

Identifiers

NCT02701218

ENT-2558-03601

Details and patient eligibility

About

Unilateral posterior canal benign paroxysmal positional vertigo (BPPV) cases will be randomized to treat with single or multiple cycles of canalith repositioning procedure.The treatment outcomes will be assessed at 7th and 28th days.

Full description

Patients present with brief episodes of vertigo will be evaluated by Dix-Hallpike test. Cases with positive Dix-Hallpike test, unilateral, posterior canal, will be randomized with block of four. Either single or multiple cycles of canalith repositioning procedure will be performed. Four treatment outcomes will be blindly assessed at 7 and 28 days.

Enrollment: 114 estimated patients

Sex: All

Ages: 15+ years old

Volunteers: No Healthy Volunteers

Inclusion criteria

1. Recurrent episodes of vertigo
2. 15 years of age or older
3. Positive Dix-Hallpike test: unilateral, posterior canal

Exclusion criteria

1. Received vestibular suppressant within 6 hours
2. With other diseases or conditions cause of vertigo or central nervous system disease
3. With diseases or conditions contraindicate for Dix-Hallpike test or CRP eg: cervical spine disease, back/ neck stiffness, retinal detachment
4. Positive Dix-Hallpike test: bilateral, other canals
5. Complications from CRP eg: nausea, vomiting, canalith jam
6. Cannot read the questionaire

Trial design

Primary purpose: Treatment

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Single Blind

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114 participants in 2 patient groups

Single cycle

Experimental group

Description:

single cycle of canalith repositioning procedure

Treatment:

Procedure: Canalith repositioning procedure

multiple cycles of CRP

Experimental group

Description:

multiple cycles of canalith repositioning procedure CRP will be stopped if 1) no nystagmus and vertigo in all positions 2) complications exited 3) stable nystagmus in the 2 last cycles

Treatment:

Procedure: Canalith repositioning procedure