Prenatal Diagnostic & Counselling


  • Prenatal Screening for thalassaemia, Down syndrome, and structural abnormalities

    • Antenatal screening for thalassaemia
    • Nuchal translucency for fetal Down syndrome screening in multiple pregnancy
    • First trimester combined, integrated, or second trimester serum screening for fetal Down syndrome
    • 20 to 22 week fetal morphology scan
  • Non-invasive and invasive prenatal diagnosis

    • Targeted 2D ultrasound examination in 1st and 2nd trimester
    • Fetal echocardiography (joint consultation with paediatric cardiologist)
    • 3D/4D ultrasound examination
    • Noninvasive ultrasound diagnosis of a-thalassaemia
    • Invasive diagnostic procedures including amniocentesis, chorionic villus sampling, cordocentesis, embryoscopy, hysterofetoscopy
  • Medical and surgical fetal therapy

    • Various shunting procedures for fetal disorders such as urethral obstruction or pleural effusion
    • Laser photocoagulation for twin abnormalities such as severe twin-twin transfusion syndrome
    • In-utero transfusion for treatment of fetal anaemia
    • Amnio-reduction
    • Medical treatment for cardiac arrhythmia
  • Fetal monitoring for high risk pregnancies

    • Multiple pregnancies
    • Intrauterine growth restriction
    • Fetal abnormalities
    • Rhesus isoimmunisation
  • Multidisciplinary genetic counseling

    • Joint counseling for fetal anomalies with clinical geneticists, paediatricians or paediatric surgeons
    • Prepregnancy counselling
    • Pre-implantation genetic diagnosis
    • Pregnancy following preimplantation genetic diagnosis

Whole genome aCGH testing

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Whole genomic aCGH testing service can be requested by doctors from Hospital Authority obstetrics units and private doctors for prenatal and postnatal investigation. We will have joint counselling with clinical geneticist for fetal anomalies with abnormal aCGH results.

Basic information of whole genome aCGH testing
Diagrams for Prenatal whole genome aCGH testing
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Video:"How Much Can We Know about a Child Before Birth - A Look into Array Comparative Genomic Hybridisation". Lecture 2 of Explore the World of Medicine Public Lectures Series 2013 video link
Prenatal aCGH Pamphlet (產前晶片分析小册子) Download PDF Download PDF
Postnatal aCGH Pamphlet (臨床患者晶片分析小册子) Download PDF Download PDF


Our department is recognized by the Royal College of Obstetricians & Gynaecologists as a training centre for maternal fetal medicine subspecialists since 2000. We offer training in prenatal diagnosis and ultrasound examination for:

  • Maternal-fetal medicine subspecialists programme
  • The University of Hong Kong Master of Medical Sciences programme
  • Hospital Authority- level II obstetric and gynaecologic ultrasonography programme


  • For referrals, please call the prenatal diagnostic and counselling clinic at (852) 2589-2218, or fax referrals to (852) 2517-2373.
  • For laboratory services, please call Mrs. Wu Chung Prenatal Diagnostic Laboratory at (852) 2589- 2208.
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