Carotid Duplex Ultrasound for Selecting Patients for Endovascular Thrombectomy in Acute Stroke Patients (ECHO-SELECT)

Ryo Itabashi

Status: Completed

Conditions: Stroke, Acute

Treatments: Procedure: After detection of occluded vessels by vascular imaging using carotid duplex ultrasound, digital subtraction angiography is immediately performed before acute endovascular treatment.

Study type: Interventional

Funder types: Other

Identifiers

NCT02989376

KohnanSN01

Details and patient eligibility

About

The aim of this study is to address the usefulness of carotid duplex ultrasound as vascular imaging for selecting acute stroke patients for endovascular thrombectomy.

Enrollment: 40 patients

Sex: All

Ages: 18+ years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• Endovascular treatment can be initiated within 6 hours of symptom onset.
• ASPECTS of >=6 is diagnosed by two or more stroke physicians.
• The end diastolic velocity in the common carotid arteries or internal carotid artery is evaluated by carotid duplex ultrasound
• NIHSS score of >=6.
• Age>=18 years.
• Written informed consent is obtained.

Exclusion criteria

• Pre-stroke modified Rankin Scale (mRS) score >=2.
• Difficulties to evaluate ASPECTS on initial CT.
• Difficulties to groin puncture.
• History of severe allergic reaction to contrast medium.
• End stage renal disease.

Trial design

Primary purpose: Treatment

Allocation: N/A

Interventional model: Single Group Assignment

Masking: None (Open label)

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40 participants in 1 patient group

carotid duplex ultrasound

Experimental group

Description:

Single arm study. After detection of occluded vessels by vascular imaging using carotid duplex ultrasound, digital subtraction angiography is immediately performed before acute endovascular treatment.

Treatment:

Procedure: After detection of occluded vessels by vascular imaging using carotid duplex ultrasound, digital subtraction angiography is immediately performed before acute endovascular treatment.