Status:
UNKNOWN
Influence of Hematocrit Level on the Visibility of the Venous Network in Magnetic Susceptibility Imaging
Lead Sponsor:
Fondation Hôpital Saint-Joseph
Conditions:
Stroke
Eligibility:
All Genders
18+ years
Brief Summary
Magnetic susceptibility imaging is a magnetic resonance imaging (MRI) technique that uses the magnetic properties of tissues and the BOLD (blood oxygen level-dependent) effect. It allows a better visu...
Eligibility Criteria
Inclusion
- Patient whose age ≥ 18 years
- Patient referred to GHPSJ for suspected stroke
- Patient who had a brain MRI including the magnetic susceptibility sequence
- Patient for whom a blood count with hematocrit was performed at the same time (within 7 days between the MRI and the blood test)
- French-speaking patient
Exclusion
- Patient under guardianship or curatorship
- Patient deprived of liberty
- Patient under court protection
- Elimination of potential biases: recent injection (48 h) of gadolinium, pathology likely to modify the venous signal in magnetic susceptibility imaging (notably arterial occlusion or stenosis), high flow oxygenation, sickle cell disease, thalassemia.
- Patient objecting to the use of his/her data for this research
Key Trial Info
Start Date :
September 13 2021
Trial Type :
OBSERVATIONAL
Allocation :
ACTUAL
End Date :
December 31 2023
Estimated Enrollment :
65 Patients enrolled
Trial Details
Trial ID
NCT05192135
Start Date
September 13 2021
End Date
December 31 2023
Last Update
March 7 2023
Active Locations (1)
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1
Groupe Hospitalier Paris Saint-Joseph
Paris, France, 75014