Summary of Purpose
Collateral circulation supports brain tissues to maintain blood perfusion in cerebral ischemic stroke and are of great benefit for a better outcome. A non-invasive approach relative to currently widely used digital subtraction angiography (DSA) is needed. ASL (arterial spin labeling) is a novel perfusion method without contrast agent injection and features both temporal and cerebral blood flow(CBF) information....Read More →
The following dates are available for this trial. Trial information last updated on 23 June 2015.
|1 Jan 2014||19 Jun 2015||1 Dec 2017||1 Dec 2017||1 Jun 2015||Unavailable|
|Start Date||First Received||1st Completion||Completion||Verification||Results|
- Observation: Case Control
- Perspective: Prospective
- Sampling: Probability Sample