Services we offer at the Royal Surrey Ultrasound department

Early Pregnancy Assessment (EPAU) 

Viability scans can be performed up to 14 weeks:

  • To confirm pregnancy and estimate a due date
  • To exclude ectopic pregnancy
  • To reassure when bleeding
  • To check for twins or more

EPAU is a referral service only, for further information toy can contact our Early Pregnancy Office on 01483 402792, Monday – Friday 8.30-4pm.

Screening for chromosomal and fetal abnormalities

  • Combined test is a screening test for Down’s syndrome in pregnancy involving the measurement of two substances in maternal blood and the ultrasound measurement. It is available to you between 11 weeks and 13 weeks plus 6 days of your pregnancy.
  • Quadruple test: a screening test for Down’s syndrome and some cases spina bifida. This test is available to you between 15 weeks and 22 weeks and six days of your pregnancy.
  • Anomaly scanning
  • For further information, visit the

Should any abnormality be detected or you receive a high screening risk you will be referred to the Antenatal Screening Coordinator to discuss further options including:

  • Chorionic villus sampling (CVS): a test to detect specific genetic disorders. It is available between 11 and 14 weeks of your pregnancy.   Undertaken at a tertiary unit – common units we refer to
  • St Georges Healthcare NHS Trust
  • Kings College Hospital NHS Foundation Trust
  • Amniocentesis: a test for Down’s syndrome or other specific genetic disorders. It is available from 16 weeks of your pregnancy.  Undertaken locally by our Fetal Medicine Consultants.

Our Screening Coordinator can be contacted on 01483 571122 ext. 6355, Monday – Friday 9-5pm.


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