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Children's HealthUltrasound
Worried about a birthmark, strawberry mark or blue swelling on your child, and want answers fast? Get same-day results, with a Child Vascular Malformation Ultrasound using Colour Doppler, performed by a specialist senior sonographer experienced with children.
Medically reviewed by Dr Trevor Gaunt, consultant paediatric radiologist: GMC-registered · Last reviewed October 2026
£350
fixed, all fees inclusive
Same-day results
explained before you leave
Same-day appointments
usually available
No GP referral
book directly
Paediatric imaging specialist
specialist-performed
Self pay
and insurance accepted
When this scan can help
These are some of the most common reasons for booking, though you don’t need a symptom to be seen. If any of these feel familiar, or you would simply like reassurance, you are in the right place.
A birthmark with substance
A mark you can feel as well as see deserves characterising.
A swelling that changes
Growing with the child, swelling with crying or dependency, the classic patterns.
A bluish or compressible lump
The venous malformation picture, confirmed with flow.
A warm or pulsating area
Fast-flow lesions, identified: the distinction that matters most.
Before a specialist appointment
Arriving with flow mapping done makes the consultation count.
Monitoring a known anomaly
Tracked through growth, without radiation.
Unsure which scan is right for you? Call 0203 904 4441 and a clinician will happily advise before you book.
What this scan can find
Your paediatric imaging specialist will be able to guide you through the entire process, after their clinical assessment.
Slow-flow versus fast-flow
The classification every treatment pathway starts from.
Infantile haemangiomas
The common, usually self-resolving lesion of infancy, with its typical pattern.
Venous and lymphatic malformations
Their distinct appearances and flow signatures.
Depth and extent
How far the lesion reaches: the surgical-planning fact.
Change over time
Objective comparison across visits.
What it cannot tell you
Extensive or deep lesions need MRI to map fully, ultrasound is the right first step, and the report says clearly when MRI should follow.
Specialist-led scanning
Your child’s vascular scan is performed by a specialist senior sonographer experienced with children, in a service led by a consultant paediatric radiologist from a leading London hospital. You’ll have the scan explained to you in real time, and every appointment ends with a defined next step, agreed with you before you go.
Results explained live with your questions answered
on the screen in front of you, as the scan happens
Formal report and images accessed on your personal health portal
usually the same day, ready to share with your GP or specialist
Follow-up scans and further tests arranged if required
organised at Harley Street, with no second referral
Referral recommendations when required
the right next step recommended and arranged for you, with your report in hand
Included in the price
“Very professional staff and helpful!!! Result in the same day which is very important!”
Most major private insurers accepted: bring your authorisation number. We are currently unable to accept AXA or Aviva policies; self-pay prices apply.
Pricing & what’s included
£350
Meet your specialist
Who scans your child matters. That’s why every pathway at the Harley Street Ultrasound Group is led by the right specialist for the job. Our child vascular scans are performed by specialist senior sonographers experienced with children, in a service led by a consultant paediatric radiologist at UCLH, the senior doctors who keep abreast of the latest paediatric imaging guidelines.
Dr Trevor Gaunt
Consultant paediatric radiologist
Paediatric, oncological and fetal imaging: UCLH
All our doctors are GMC-registered. Meet the whole team →
Three ways to reach us
01
Use our easy and hassle-free booking platform to make an appointment and get a confirmation in seconds.
Book online02
Do not hesitate to reach out by writing to us. Use our online form to send us your queries.
Send a message03
If something is unclear, give us a call directly to discuss our services.
0203 904 4441What happens during the scan
Your child’s scan begins with a short conversation with you about when the mark or swelling appeared, how it has changed, and whether it gets bigger with crying or position. A parent stays with your child throughout.
Your child lies or sits comfortably, a little warm gel is applied, and a small probe rests gently on the area. It is painless and radiation-free.
Using Colour Doppler, the specialist shows the blood flow through the lesion, measures its size and depth, and explains whether it looks like a haemangioma or a vascular malformation, and which type.
Samsung S85 Prestige: hospital-grade imaging
Before you leave, the findings and a next step are agreed with you: reassurance, a review scan, further tests or a referral. The written report is on your secure portal the same day, ready to share with your GP.

Preparation
No preparation needed
Your child can eat and drink as normal.
Dress in easy layers
Clothes that lift or roll up easily keep the scan quick and comfortable.
Bring comforts and notes
A favourite toy or tablet helps. Any GP letter or earlier scan report is useful, but not essential.
Arrive five minutes early
99 Harley Street, W1G 6AQ: a short walk from Regent’s Park and Oxford Circus stations.
Questions, answered
Anything else? Call 0203 904 4441, a real person answers, and a clinician can call you back.
For a strawberry mark or birthmark that is growing, a blue or purple swelling under the skin, a lump that changes size with crying or position, or a known lesion that needs measuring. Ultrasound with Colour Doppler shows the type of lesion and its depth.
A haemangioma (strawberry mark) usually appears in the first weeks of life, grows quickly for a few months and then slowly shrinks over years. A vascular malformation is present at birth, grows in proportion with the child and does not go away on its own. They are treated differently, so telling them apart matters.
Most birthmarks are harmless. See a doctor promptly if a haemangioma is near the eye, nose, lips, ears or nappy area, is large or growing very fast, has broken down into a sore, or if there are several of them. These can need early treatment, ideally in the first weeks of life.
Early. Infantile haemangiomas grow fastest in the first three months, so a mark in a sensitive area, a large mark or one that ulcerates should be referred to a specialist as early as possible, ideally within the first month or two, because treatment works best before most of the growth has happened.
No: infantile haemangiomas are benign and do not turn into cancer. Most cause no problems and fade over time. The concern is their position: near the eye they can affect vision, near the lips or nose they can affect feeding or breathing, and in the nappy area they can ulcerate, which is why those need early specialist review.
Most do. A typical infantile haemangioma stops growing by around six to twelve months, then slowly fades and flattens over several years. Some leave a little extra skin or a pale mark. Treatment with a medicine called propranolol can speed this up when needed.
A child vascular malformation ultrasound shows:
Many haemangiomas are simply watched as they fade, and some are treated with propranolol. Vascular malformations may be monitored, or treated by a specialist vascular anomalies team with injections, laser or surgery. Ultrasound measurements give a baseline to track change.
Vascular malformations grow in proportion as your child grows, and some can swell during infections, after injury or during puberty. They do not shrink away like haemangiomas, which is why they are usually followed by a specialist team.
Yes. Ultrasound uses sound waves, not radiation, and needs no needles or sedation. It is the recommended first test for many childhood lumps and joint problems precisely because it is so gentle, and it can be repeated safely whenever follow-up is needed.
The scan itself usually takes ten to twenty minutes. Allow around half an hour for the appointment, so there is time to settle your child and talk through the results.
No special preparation is needed: your child can eat and drink as normal. Explain simply that the scan uses a little cold jelly and a camera that does not hurt, dress them in clothes that are easy to lift or roll up, and bring a favourite toy or tablet if it helps.
You will know the findings before you leave, because the specialist explains them during the appointment. The written report is usually on your secure patient portal the same day, ready to share with your GP or paediatrician.
At Harley Street Ultrasound a private child vascular malformation ultrasound costs £350, all fees inclusive: the scan, the specialist’s time and your written report. Same-day or next-day appointments are usually available, with the results explained before you leave.
Your specialist tells you in the room, in plain English, and explains exactly what it means. You will never be sent home to wait for a letter. Most findings are benign and need nothing more than a sensible review date.
Anything that does need attention gets a clear, objective recommendation in your report: monitor, test further, or refer. Follow-up tests can usually be arranged at 99 Harley Street, often the same week, and those results are also explained to you personally.
No. Harley Street Ultrasound is a private clinic, so you can book a child vascular malformation ultrasound in London directly online or by phone. No GP letter, no waiting list, and same-day or next-day appointments are usually available. If you are searching for a child vascular malformation ultrasound near me from anywhere in central London, we are at 99 Harley Street, a short walk from Regent’s Park and Oxford Circus stations.
If you are wondering how much a private child vascular malformation ultrasound costs, the answer is published before you book: £350, all fees inclusive: the examination, the specialist’s time, your written report and your images. Insured patients should bring a referral or authorisation number if their policy requires one.
Usually the same day: a Harley Street child vascular malformation ultrasound comes with same-day results as standard, and you will already know the findings, because they are explained to you on screen during the appointment.
The written report is prepared by the specialist team and published to your secure patient portal together with your images, with measurements and a clear recommendation, ready to share with your GP or specialist.
Nothing special: there is no aftercare. Your child can feed, eat, play and go back to nursery or school straight away. Ultrasound uses sound waves, not radiation, so it can be repeated safely whenever follow-up is needed. If the results suggest a next step, your specialist explains it to you before you leave.
Yes: completely. Coming to us privately never affects your NHS care. Our job is to get you answers quickly; if anything needs urgent attention, your specialist writes to your NHS GP recommending an urgent appointment, so you re-enter the NHS pathway with a diagnosis already in hand rather than joining the queue from the start.
Private child vascular malformation
£350 fixed price
What patients say
“Very happy with the whole process. Thank you! Easy to book, gentle, kind and professional services at the clinic. Ovarian scanning with assessment. I would recommend and I would use again in the future.”
“Easy to make an appointment. Seen on time. Info given promptly”
“Lovely staff. I felt very relaxed and looked after. Would recommend.”
Related
Every service has one page and one fixed price. If you are not sure which is right, call us and a clinician will advise before you book.
Ready when you are
Same-day and next-day appointments at 99 Harley Street. No GP referral needed, results explained before you leave.
This assistant answers questions about this website only and is not medical advice. In an emergency call 999.