Evidence map›Paper›PMID 36090849›Full record

ArticleFrontiers in neurology2022

Bilateral Dysfunction of Otolith Pathway in Patients With Unilateral Idiopathic BPPV Detected by ACS-VEMPs.

Xiaorong Niu, Peng Han, Maoli Duan, Zichen Chen, Juan Hu, Yanfei Chen, Min Xu, Pengyu Ren, Qing Zhang

Open access · goldAbstract read
In one paragraph

Article in Frontiers in neurology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
0.2field-weighted citation impact, top 50% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

8 citing papers in PubMed, 6 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors at 3 institutions in 2 countries.

Xiaorong NiuDepartment of Otorhinolaryngology Head and Neck Surgery, First Affiliated Hospital of Xi'an Jiaotong University, Xi'an, China.
Peng HanDepartment of Otorhinolaryngology Head and Neck Surgery, First Affiliated Hospital of Xi'an Jiaotong University, Xi'an, China.
Maoli DuanDepartment of Otolaryngology Head and Neck Surgery, Department of Clinical Science, Intervention and Technology, Karolinska University Hospital, Karolinska Institute, Stockholm, Sweden.
Zichen ChenDepartment of Otorhinolaryngology Head and Neck Surgery, First Affiliated Hospital of Xi'an Jiaotong University, Xi'an, China.
Juan HuDepartment of Otorhinolaryngology Head and Neck Surgery, Ear Institute, Second Affiliated Hospital of Xi'an Jiaotong University, Xi'an, China.
Yanfei ChenDepartment of Otorhinolaryngology Head and Neck Surgery, Ear Institute, Second Affiliated Hospital of Xi'an Jiaotong University, Xi'an, China.
Min XuDepartment of Otorhinolaryngology Head and Neck Surgery, Ear Institute, Second Affiliated Hospital of Xi'an Jiaotong University, Xi'an, China.
Pengyu RenDepartment of Otorhinolaryngology Head and Neck Surgery, Ear Institute, Second Affiliated Hospital of Xi'an Jiaotong University, Xi'an, China.
Qing ZhangDepartment of Otorhinolaryngology Head and Neck Surgery, Ear Institute, Second Affiliated Hospital of Xi'an Jiaotong University, Xi'an, China.
Second Affiliated Hospital of Xi'an Jiaotong University · CNFirst Affiliated Hospital of Xi'an Jiaotong University · CNKarolinska University Hospital · SE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Objective: To observe the functional status of the otolith pathway in patients with unilateral idiopathic benign paroxysmal positional vertigo (BPPV) by combining air-conducted sound elicited cervical vestibular-evoked myogenic potential (ACS-cVEMP) and ocular vestibular-evoked myogenic potential (ACS-oVEMP). Methods: One hundred and eighty patients with BPPV were recruited for conventional cVEMP and oVEMP tests. The abnormal rates of VEMPs were compared between BPPV patients and control participants. Results: The abnormal rates of cVEMP and oVEMP in BPPV patients were 46.7% (84/180) and 57.2% (103/180) in affected ears, respectively, and 45.0% (81/180) and 56.7% (102/180) in unaffected ears, respectively; both were significantly higher than the abnormal rates of cVEMP and oVEMP in normal control ears. Compared with normal subjects, the cVEMP response rate was lower in affected and unaffected ears in BPPV patients. The abnormal rates of cVEMP and oVEMP were 48.1% (76/158) and 57.6% (91/158) in patients with posterior semicircular canal BPPV, and 36.4% (8/22) and 54.5% (12/22) in lateral semicircular canal BPPV. There was no significant difference in VEMP abnormalities between posterior semicircular canal BPPV and lateral semicircular canal BPPV. Conclusion: The prevalence of abnormal cVEMPs and oVEMPs in both affected and unaffected ears of patients with BPPV was significantly higher than that observed in the control group. The pathological mechanism of unilateral idiopathic BPPV may be associated with bilateral degeneration of otolith pathways.

Indexed as

air-conducted soundbenign paroxysmal positional vertigocervical vestibular-evoked myogenic potentialocular vestibular-evoked myogenic potentialvestibular function

Identifiers

PMID36090849
PMCPMC9462380
OpenAlexW4293168747

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.