Color Doppler: Advanced Ultrasound Test for Blood Flow Evaluation

Color Doppler is a specialized ultrasound technique that visualizes and evaluates blood flow in arteries and veins. It helps diagnose vascular conditions such as deep vein thrombosis (DVT), varicose veins, peripheral artery disease (PAD), and other circulation problems. This non-invasive test provides real-time imaging, allowing early detection of blockages, narrowing, and abnormal blood flow patterns.

What Is a Color Doppler Test?

Color Doppler uses sound waves to create dynamic color images of blood flow inside blood vessels. It shows the speed and direction of blood flow, helping detect circulatory issues that may not be visible on routine ultrasound.

Why Is Color Doppler Done?

Doctors recommend Color Doppler to diagnose and monitor vascular conditions, including:

• Deep Vein Thrombosis (DVT)
• Varicose veins and venous insufficiency
• Peripheral Artery Disease (PAD)
• Carotid artery disease
• Blocked or narrowed arteries
• Aneurysms and vascular malformations
• Evaluation of dialysis access (AV fistula)

Symptoms That Indicate You May Need a Color Doppler Test

Common symptoms include:

• Leg pain or heaviness
• Swelling in legs or feet
• Visible varicose veins
• Cold or numb feet
• Non-healing wounds
• Sudden leg redness or warmth

How the Color Doppler Test Is Performed

Color Doppler is simple, safe, and takes about 15–20 minutes:

• A gel is applied to the test area.
• A handheld probe (transducer) is moved over the skin.
• The machine converts sound waves into color-coded blood flow images.
• No radiation or injections are involved.

What Color Doppler Results Show

• Normal blood flow
• Slow or restricted flow (possible blockage)
• Reverse flow (venous valve leak)
• Complete obstruction (clot or severe narrowing)

Benefits of Color Doppler

• Non-invasive and painless
• Real-time visualization of blood flow
• Helps detect clots and blockages early
• Useful for vascular pre- and post-treatment evaluation
• No radiation exposure

Why Color Doppler Matters

Early detection through Color Doppler prevents serious complications like blood clots, severe artery blockages, and chronic venous insufficiency. It is an essential diagnostic tool for anyone with circulatory symptoms or underlying medical conditions such as diabetes or hypertension.

Our vascular specialist provides accurate Color Doppler testing with advanced ultrasound technology to ensure precise diagnosis and personalized treatment plans. Book your Color Doppler scan today.