Status:

COMPLETED

ParisK: Validation of Imaging Techniques

Lead Sponsor:

Maastricht University Medical Center

Conditions:

Stroke

Atherosclerosis

Eligibility:

All Genders

18+ years

Brief Summary

The possibility of the identification of the risk of rupture of a carotid plaque will have tremendous impact in clinical decision making. Firstly, in symptomatic patients with a 30-69% stenosis, who a...

Eligibility Criteria

Inclusion

  • neurological symptoms due to ischemia in the carotid artery territory as diagnosed by their neurologist based on anamneses, physical examination and brain imaging (CT or MRI)
  • carotid artery stenosis \< 70% (upper cut-off value is based on the NASCET criteria, the lower cut-off value is an atherosclerotic plaque with a thickness of at least 2-3 mm, which corresponds to an ECST stenosis of 30%
  • written informed consent

Exclusion

  • patients with probable cardiac source of embolism (rhythm disorders, mitral valve stenosis, prolapse or calcification, mechanical cardiac valves, recent myocardial infarction, left ventricular thrombus, atrial myxoma, endocarditis, dilated cardiomyopathy, patent foramen ovale) or a clotting disorder
  • patients with evident other cause of neurological symptoms than carotid stenosis due to atherosclerotic disease (like demyelinating diseases, epilepsy, congenital brain disorders, aneurysms, fibromuscular dysplasia etc)
  • patients already scheduled for carotid endarterectomy or stenting.
  • severe co-morbidity, dementia or pregnancy
  • standard contra-indications for MRI
  • patients who have a documented allergy to MRI or CT contrast media
  • patients with renal clearance \< 30 ml/minute are not eligible to undergo contrast-enhanced MRI
  • patients with renal clearance \< 60 ml/minute are not eligible to undergo MDCT
  • patients who had a TIA or minor stroke more than 3 months before inclusion

Key Trial Info

Start Date :

September 1 2010

Trial Type :

OBSERVATIONAL

Allocation :

ACTUAL

End Date :

December 1 2016

Estimated Enrollment :

244 Patients enrolled

Trial Details

Trial ID

NCT01208025

Start Date

September 1 2010

End Date

December 1 2016

Last Update

September 6 2017

Active Locations (4)

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Page 1 of 1 (4 locations)

1

Maastricht University Medical Center

Maastricht, Limburg, Netherlands

2

Academic Medical Center

Amsterdam, North Holland, Netherlands

3

Erasmus Medical Center

Rotterdam, South Holland, Netherlands

4

University Medical Center Utrecht

Utrecht, Netherlands