The investigators initiated a multicenter, prospective, randomized, open-label, blinded-endpoint (PROBE) controlled trial to evaluate the efficacy and safety of the direct transfer to angiography suite (DTAS) triage strategy compared to the conventional triage strategy with CT/MRI in patients with suspected large artery occlusive (LVO) within 6 hours of symptom onset.
Age≥18 years old;
Patients presenting with symptoms or signs suggestive of acute large vessel occlusion (LVO) stroke；
Randomization within 6 hours of symptom onset；
Baseline NIHSS score ≥10 points prior to randomization;
Refusal of endovascular treatment；
Allergy to contrast agents;
Clinical symptoms or signs suggestive of intracranial hemorrhage (e.g., severe headache, seizures, or signs of increased intracranial pressure);
Transferred patients (e.g., from centers without thrombectomy capability);