"Cryptogenic Stroke and Atrial Fibrillation Detection Through Implantable Loop Recorder (ILR)"

NCT ID: NCT01025947

Last Updated: 2010-06-28

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Total Enrollment

100 participants

Study Classification

OBSERVATIONAL

Study Start Date

2009-03-31

Study Completion Date

2013-03-31

Brief Summary

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STUDY TYPE:

Prospective, national , multicenter, and observational study.

OBJECTIVE:

To assess the incidence of AF in patients with cryptogenic stroke who have implanted an AF detection device during a period of 2 years.

DEVICE:

Reveal XT 9529 (SQDM)

SAMPLE SIZE AND STUDY DURATION:

100 patients enrolled which will be followed during a period of 2 years.

Detailed Description

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Observational study in patients with cryptogenic stroke (TOAST criteria) and with an implanted EKG loop recorder, with the primary objective of knowing the atrial fibrillation incidence in this population

Conditions

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Atrial Fibrillation Stroke

Study Design

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Observational Model Type

COHORT

Study Time Perspective

PROSPECTIVE

Study Groups

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Study group

Patients with cryptogenic stroke (TOAST criteria) and with an implantable EKG loop recorder implanted

No interventions assigned to this group

Eligibility Criteria

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Inclusion Criteria

* All patients included must meet one of these two conditions:

* Patient presenting with an episode of transient ischemic attack (TIA) of cryptogenic origin with neurological symptoms of less than 24h of evolution and negative neuroimaging.
* First episode of ischaemic stroke with cryptogenic etiology following TOAST criteria
* All patients must meet all of the following:

* The patient has been implanted an ILR within 30 days after qualifying event
* Age between 45-85 years
* No stenosis \>50% in any arterial vessel corresponding to the affected territory
* Normal Echocardiography
* Normal 24 hours EKG Holter recording
* Absence of Patent Foramen Ovale through transcranial doppler (or transesophageal echocardiography)
* Acceptance and signature of Patient Informed Consent.

Exclusion Criteria

* All patients included cannot meet any of the following conditions:

* Recurrent stroke or TIA
* Stroke or TIA with determined etiology according to TOAST criteria.
* Anticoagulation indication at the time of enrollment in the study.
* Total contraindication for anticoagulation therapy
* Atrial fibrillation detection prior to enrollment
* Severe cognitive impairment or dementia
* Patient unable to be followed up
* Patients enrolled in another clinical trial
* Patients with life expectancy of less than 1 year
* Pregnancy
Minimum Eligible Age

45 Years

Maximum Eligible Age

85 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Hospital Universitario Virgen de la Arrixaca

OTHER

Sponsor Role collaborator

Universidad de Murcia

OTHER

Sponsor Role collaborator

University of Valencia

OTHER

Sponsor Role lead

Responsible Party

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Hospital Clínico Universitario de Valencia

Principal Investigators

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Ricardo Ruiz-Granell, MD, Phd

Role: PRINCIPAL_INVESTIGATOR

Hospital Clinico Universitario de Valencia

Arcadio Garcia-Alberola, MD, PhD

Role: STUDY_CHAIR

Hospital Universitario Virgen de la Arrixaca

Ana Morales, MD

Role: STUDY_CHAIR

Hospital Universitario Virgen de la Arrixaca

Alejandro Ponz, MD

Role: STUDY_CHAIR

Hospital Clinico Universitario de Valencia

Locations

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Hospital Universitario Virgen de la Arrixaca

Murcia, Murcia, Spain

Site Status RECRUITING

Hospital Clinico Universitario de Valencia

Valencia, Valencia, Spain

Site Status RECRUITING

Countries

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Spain

Central Contacts

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Ricardo Ruiz-Granell, MD, PhD

Role: CONTACT

0034 963862658

Arcadio García-Alberola, MD, PhD

Role: CONTACT

References

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Rosamond W, Flegal K, Friday G, Furie K, Go A, Greenlund K, Haase N, Ho M, Howard V, Kissela B, Kittner S, Lloyd-Jones D, McDermott M, Meigs J, Moy C, Nichol G, O'Donnell CJ, Roger V, Rumsfeld J, Sorlie P, Steinberger J, Thom T, Wasserthiel-Smoller S, Hong Y; American Heart Association Statistics Committee and Stroke Statistics Subcommittee. Heart disease and stroke statistics--2007 update: a report from the American Heart Association Statistics Committee and Stroke Statistics Subcommittee. Circulation. 2007 Feb 6;115(5):e69-171. doi: 10.1161/CIRCULATIONAHA.106.179918. Epub 2006 Dec 28. No abstract available.

Reference Type BACKGROUND
PMID: 17194875 (View on PubMed)

Carandang R, Seshadri S, Beiser A, Kelly-Hayes M, Kase CS, Kannel WB, Wolf PA. Trends in incidence, lifetime risk, severity, and 30-day mortality of stroke over the past 50 years. JAMA. 2006 Dec 27;296(24):2939-46. doi: 10.1001/jama.296.24.2939.

Reference Type BACKGROUND
PMID: 17190894 (View on PubMed)

Adams HP Jr, Bendixen BH, Kappelle LJ, Biller J, Love BB, Gordon DL, Marsh EE 3rd. Classification of subtype of acute ischemic stroke. Definitions for use in a multicenter clinical trial. TOAST. Trial of Org 10172 in Acute Stroke Treatment. Stroke. 1993 Jan;24(1):35-41. doi: 10.1161/01.str.24.1.35.

Reference Type BACKGROUND
PMID: 7678184 (View on PubMed)

Adams HP Jr, Davis PH, Leira EC, Chang KC, Bendixen BH, Clarke WR, Woolson RF, Hansen MD. Baseline NIH Stroke Scale score strongly predicts outcome after stroke: A report of the Trial of Org 10172 in Acute Stroke Treatment (TOAST). Neurology. 1999 Jul 13;53(1):126-31. doi: 10.1212/wnl.53.1.126.

Reference Type BACKGROUND
PMID: 10408548 (View on PubMed)

Sacco RL, Ellenberg JH, Mohr JP, Tatemichi TK, Hier DB, Price TR, Wolf PA. Infarcts of undetermined cause: the NINCDS Stroke Data Bank. Ann Neurol. 1989 Apr;25(4):382-90. doi: 10.1002/ana.410250410.

Reference Type BACKGROUND
PMID: 2712533 (View on PubMed)

Jabaudon D, Sztajzel J, Sievert K, Landis T, Sztajzel R. Usefulness of ambulatory 7-day ECG monitoring for the detection of atrial fibrillation and flutter after acute stroke and transient ischemic attack. Stroke. 2004 Jul;35(7):1647-51. doi: 10.1161/01.STR.0000131269.69502.d9. Epub 2004 May 20.

Reference Type BACKGROUND
PMID: 15155965 (View on PubMed)

Douen AG, Pageau N, Medic S. Serial electrocardiographic assessments significantly improve detection of atrial fibrillation 2.6-fold in patients with acute stroke. Stroke. 2008 Feb;39(2):480-2. doi: 10.1161/STROKEAHA.107.492595. Epub 2008 Jan 3.

Reference Type BACKGROUND
PMID: 18174488 (View on PubMed)

Liao J, Khalid Z, Scallan C, Morillo C, O'Donnell M. Noninvasive cardiac monitoring for detecting paroxysmal atrial fibrillation or flutter after acute ischemic stroke: a systematic review. Stroke. 2007 Nov;38(11):2935-40. doi: 10.1161/STROKEAHA.106.478685. Epub 2007 Sep 27.

Reference Type BACKGROUND
PMID: 17901394 (View on PubMed)

Solano A, Menozzi C, Maggi R, Donateo P, Bottoni N, Lolli G, Tomasi C, Croci F, Oddone D, Puggioni E, Brignole M. Incidence, diagnostic yield and safety of the implantable loop-recorder to detect the mechanism of syncope in patients with and without structural heart disease. Eur Heart J. 2004 Jul;25(13):1116-9. doi: 10.1016/j.ehj.2004.05.013.

Reference Type BACKGROUND
PMID: 15231369 (View on PubMed)

Other Identifiers

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HCUV

Identifier Type: -

Identifier Source: org_study_id

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