O'Neill blood flow scans
Vascular Ultrasound for O'Neill residents
Our Ajax clinic offers vascular ultrasound for O'Neill patients, helping physicians check arteries and veins, assess stroke risk and manage vascular disease.
At our clinic on Rossland Road East, Ajax

Rossland Diagnostic Clinic300 Rossland Road East · Ajax
Arteries and veins assessed
High-frequency sound waves measure how blood flows through your vessels.
Helps guide care
Results help your physician manage vascular disease and evaluate stroke risk.
Trained technologists
Certified staff and high-precision equipment produce detailed images.
Your visit, your community
O'Neill, checking circulation without needles.
When your physician wants to know how blood is flowing through an artery or vein, a vascular ultrasound is a gentle way to find out. O’Neill patients can book this exam at Rossland Diagnostic Clinic in Ajax.
Our certified technologists use high-frequency sound waves and high-precision equipment. The scan can help reveal clots, narrowing and other circulation concerns, and supports your physician in assessing stroke risk.
Each vascular study has its own preparation, which we explain when your appointment is confirmed. Bring your requisition and health card when you head over from central Oshawa.
Prep notes
O'Neill vascular exams, prepared your way.
Your preparation depends on which vessels are being studied. We tell you once your time is set.
- Instructions sent at confirmation.
- Physician's requisition required.
- Health card at check-in.

From booking to your visit
A little planning.
A warm welcome.
Send your request
With your requisition in hand, call 905-426-3111 or use the form.
Learn your prep
Instructions differ between vascular exams and come with your confirmation.
Come in for the scan
Visit Unit 102, 300 Rossland Road East in Ajax, where a technologist will guide you.
Vascular ultrasound for O'Neill in central Oshawa.
O'Neill patients come to our Ajax clinic, the only one we run, for vascular studies. Free parking and ground-floor entry make the arrival easy.
- McLaughlin
- Central Oshawa
- Vanier
- Downtown Oshawa
- Eastdale
- Northglen
- Centennial Oshawa
- Donevan
- Oshawa
- Farewell
Helpful answers
Before you book.
Questions about Vascular Ultrasound or visiting from O'Neill? Our team is here to help.
Call 905-426-3111What conditions can this scan help with?
It can help identify blood clots, narrowing arteries and other circulation problems.
How is it done?
A technologist moves a small probe over your skin. It is non-invasive and uses high-frequency sound waves.
Do I need to prepare?
Preparation varies. We explain what applies to your exam when your appointment is confirmed.
Where do O'Neill patients go?
To our only clinic, at Unit 102, 300 Rossland Road East in Ajax.
Will my physician get the images?
Yes. Your physician uses them to assess stroke risk and plan your care.
Let’s plan your visit
Schedule your O'Neill vascular study.
Request a time through the form and our team will confirm your appointment and preparation.
Prefer to speak with us?
905-426-3111