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Obstetric Doppler

Blood flow to the baby and placenta.

General health information, not a diagnosis. In an emergency, call 102. Always consult a qualified health professional.

What it shows

Blood flow to the baby and placenta.

Why it is done

Poor growth, high blood pressure in pregnancy.

Preparation

Usually no preparation; some scans need fasting or a full bladder, as the centre advises.

Radiation & safety

No ionising radiation (sound waves). Safe in pregnancy.

How long it takes

20 to 30 minutes. General information, not a diagnosis. Results must be interpreted by a qualified health worker.

Consult a doctor to interpret results — a single test does not make a diagnosis.

Where to get this near you

🏥 Care near you

Uses your location once to list the nearest facilities. Nothing is stored.

Common questions

Why is Obstetric Doppler done?
Poor growth, high blood pressure in pregnancy.

How do I prepare for Obstetric Doppler?
Usually no preparation; some scans need fasting or a full bladder, as the centre advises.

Is Obstetric Doppler safe in pregnancy?
No ionising radiation (sound waves). Safe in pregnancy.

SI text CC BY 4.0; RadiologyInfo.org (ACR/RSNA) and MedlinePlus linked as references only, no text copied.

Sources: SI health summary (own words); decoder imaging pack; RadiologyInfo.org and MedlinePlus as references only

Emergency — call📞 102