CompletedNot Applicable

Registry of Right-to-left Shunt Detection by Contrast-enhanced Transcranial Doppler in Chinese Population

China1,100 participantsStarted 2015-06

Plain-language summary

The purpose of the study is to evaluate the prevalence and extent of right-to-left shunt (RLS) in Chinese migraineurs, and the morbidity of silent cerebral infarction in migraineurs.

Who can participate

Age range16 Years – 65 Years

SexALL

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Inclusion Criteria: * For group 1: Normal healthy individual without migraine. * For group 2: Clinical history of migraine diagnosed by a neurologist according to the International Classification of Headache Disorders. Exclusion Criteria: * Subjects with stenotic intracranial or extracranial arteries or intracranial abnormalities diagnosed with TCD.

What they're measuring

contrast-enhanced transcranial Doppler

Timeframe: 1 year

Trial details

NCT IDNCT02425696

SponsorYingqi Xing

Sponsor typeOTHER

Study typeOBSERVATIONAL

Primary completion2016-08

View on ClinicalTrials.gov More Right-to-left Shunt trials