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Doppler ultrasound exam of an arm or leg

Doppler ultrasound exam of an arm or leg

Peripheral vascular disease – Doppler; PVD – Doppler; PAD – Doppler; Blockage of leg arteries – Doppler; Intermittent claudication – Doppler; Arterial insufficiency of the legs – Doppler; Leg pain and cramping – Doppler; Calf pain – Doppler

This test uses ultrasound to look at the blood flow in the large arteries and veins in the arms and legs.

How the Test is Performed

The test is done in the ultrasound or radiology department or in a peripheral vascular lab.

During the exam:

  • A water-soluble gel is placed on a handheld device called a transducer. This device directs high-frequency sound waves to the artery or veins being tested.
  • Blood pressure cuffs may be put around different parts of the body, including the thigh, calf, ankle, and different points along the arm.
  • A paste is applied to the skin over the arteries being examined. Images are created as the transducer is moved over each area.

How to Prepare for the Test

You will need to remove clothes from the arm or leg being examined.

How the Test will Feel

Sometimes the person performing the test will need to press on the vein to make sure it does not have a clot. Some people may feel slight pain.

Why the Test is Performed

This test is done as the first step to look at arteries and veins. Sometimes arteriography and venography may be needed later. The test is done to help diagnose:

  • Arteriosclerosis of the arms or legs
  • Blood clot (deep vein thrombosis)
  • Venous insufficiency

The test may also be used to:

  • Look at injury to the arteries
  • Monitor arterial reconstruction and bypass grafts

Normal Results

A normal result means the blood vessels show no signs of narrowing, clots, or closure, and the arteries have normal blood flow.

What Abnormal Results Mean

Abnormal results may be due to:

  • Blockage in an artery by a blood clot
  • Blood clot in a vein (DVT)
  • Narrowing or widening of an artery
  • Spastic arterial disease (arterial contractions brought on by cold or emotion)
  • Venous occlusion (closing of a vein)
  • Venous reflux (blood flow going the wrong direction in veins)
  • Arterial occlusion from atherosclerosis

This test may also be done to help assess the following conditions:

  • Arteriosclerosis of the extremities
  • Deep venous thrombosis
  • Superficial thrombophlebitis

Risks

There are no risks from this procedure.

Considerations

Cigarette smoking may alter the results of this test. Nicotine can cause the arteries in the extremities to constrict.

Quitting smoking lowers the risk of problems with the heart and circulatory system. Most smoking-related deaths are caused by cardiovascular problems, not lung cancer.

Frequently Asked Questions

Is this article a replacement for a doctor?

No. It is educational content only. Patients should consult a qualified clinician for diagnosis and treatment.

When should I seek urgent care?

Seek urgent care for severe symptoms, rapidly worsening condition, breathing difficulty, severe pain, neurological changes, or any emergency warning sign.

References

Add references, clinical guidelines, textbooks, journal articles, or trusted medical sources here. You can edit this area later with a custom field named _rx_references.

Written by Dr. Harun Ar Rashid, MD - Arthritis, Bones, Joints Pain, Trauma, and Internal Medicine Specialist

Dr. Md. Harun Ar Rashid, MPH, MD, PhD, is a highly respected medical specialist celebrated for his exceptional clinical expertise and unwavering commitment to patient care. With advanced qualifications including MPH, MD, and PhD, he integrates cutting-edge research with a compassionate approach to medicine, ensuring that every patient receives personalized and effective treatment. His extensive training and hands-on experience enable him to diagnose complex conditions accurately and develop innovative treatment strategies tailored to individual needs. In addition to his clinical practice, Dr. Harun Ar Rashid is dedicated to medical education and research, writing and inventory creative thinking, innovative idea, critical care managementing make in his community to outreach, often participating in initiatives that promote health awareness and advance medical knowledge. His career is a testament to the high standards represented by his credentials, and he continues to contribute significantly to his field, driving improvements in both patient outcomes and healthcare practices. Born and educated in Bangladesh, Dr. Rashid earned his BPT from the University of Dhaka before pursuing postgraduate training internationally. He completed his MD in Internal Medicine at King’s College London, where he developed a special interest in inflammatory arthritis and metabolic bone disease. He then undertook a PhD in Orthopedic Science at the University of Oxford, conducting pioneering research on cytokine signaling pathways in rheumatoid arthritis. Following his doctoral studies, Dr. Rashid returned to clinical work with a fellowship in interventional pain management at the Rx University School of Medicine, refining his skills in image-guided joint injections and minimally invasive pain-relief techniques.