Upper Limb Venous Doppler (Uni/Bi)
A non-invasive Doppler ultrasound scan to assess blood flow in the veins of one or both arms. This scan helps detect blood clots (DVT), venous insufficiency, and circulation problems causing swelling or pain.
What does this scan include?
Doppler ultrasound examination of the veins in the upper limb(s)
Assessment of blood flow to identify deep vein thrombosis (DVT), venous insufficiency, or blockages
Evaluation of swelling, pain, redness, or circulation-related symptoms
Comparative assessment if both arms are scanned (bilateral)
A detailed written report for you and your GP or specialist
20–30 minute appointment with experienced sonographers
No GP referral required
Unilateral vs. Bilateral Scan
Unilateral Scan: Examination of one arm when symptoms are localised.
Bilateral Scan: Assessment of both arms, ideal for widespread symptoms or comparison.
Why choose this scan?
This scan is recommended if you are experiencing arm swelling, pain, suspected blood clots, or circulation issues. It provides fast and accurate diagnosis to support timely treatment.
Book your scan today
At Reliable Scan in Archway, London, we offer quick appointments, expert imaging, and clear results you can trust.

Our Commitment
At ReliableScan, we are dedicated to providing safe, accurate, and compassionate ultrasound services in London. Our clinic is equipped with modern ultrasound technology, allowing us to offer a wide range of scans including pregnancy, breast, gynaecology, musculoskeletal, and other general health scans — all delivered with care and professionalism.

Quality Assurance
Your safety and wellbeing are our top priority. ReliableScan is fully regulated by the Care Quality Commission (CQC), ensuring we meet and exceed the highest standards for independent clinics. With regular inspections and strict quality protocols, you can have complete confidence in the care you receive with us.