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  • Obstetrics
    • Prenatal screening & diagnosis
      • Non invasive prenatal test / screening (NIPT/NIPS)
      • One Stop Clinic for Assessment of Risk for Down’s syndrome (OSCAR)
      • Mid-trimester biochemical screening
      • Invasive procedures: chorionic villus sampling / Amniocentesis
    • Ultrasound
      • Developmental milestones
      • Nuchal Translucency (NT) scan
      • 1st trimester morphology scan
      • 2nd trimester morphology scan
      • Fetal biometry
      • Doppler ultrasound
      • Ultrasound markers & abnormalities
    • General obstetrics
      • Mode of delivery & women’s choice
      • Best timing of elective caesarean section
      • Induction of labour
      • Epidural analgesia
      • Group B streptococcus (GBS) screening
      • Nuchal cord (Cord round neck)
      • Maternal nutrition and supplementation
        • 5 key nutrients for healthy pregnancy
      • Sleeping position in pregnancy
      • Leg cramps in pregnancy
      • Air Travel in pregnancy
      • Alcohol in pregnancy
      • Exercise in pregnancy
        • Guidelines for exercises in pregnancy
        • Swimming in pregnancy
      • Maternal fear associated with pregnancy and childbirth
      • whooping cough and vaccination
    • Pregnancy complications
      • Cervical incompetence & short cervix
      • Gestational diabetes mellitus (GDM)
      • Intrauterine fetal growth restriction (IUGR)
      • Pre-eclampsia
      • Early pregnancy complications
        • Management of miscarriage
        • Ectopic pregnancy
        • Pregnancy of unknown location
    • Medical problems
      • Covid-19 infection in pregnancy
      • Fibroid
      • Thalassemia
    • Multiple pregnancy
      • Twins – Classification and diagnosis
      • Specific risks of monochorionic twin pregnancies
      • General consideration for twin pregnancies
      • Multi-fetal reduction and selective feticide
    • Breast feeding
      • Preparation of breast feeding in pregnancy
      • The fear of inadequate milk production
      • Breast engorgement
      • Cup Feeding- an alternate method of feeding
  • Gynaecology
    • Menstrual problems & menopause
      • Normal menstruation
      • Menorrhagia
    • Cervical smear & HPV
      • Human papilloma virus (HPV) vaccination
    • Tumour
      • Uterine fibroid (leiomyoma)
      • Cancer of cervix
      • Cancer of ovary
      • Cancer of uterus
      • Adenomyosis
    • Pelvic pain
    • Infection
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  • Common Q&A
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HKOG-INFO - Monday, May 5th, 2025
  • 5 key nutrients for healthy pregnancy
  • Abdomen
  • Aberrant right subclavian artery (ARSA):
  • Abnormalities
  • About
  • Absence of fetal nasal bone/ hypoplastic nasal bone
  • Adenomyosis
  • Air Travel in pregnancy
  • Antenatal Group B streptococcus screening
  • Arthrogyprosis multiplex congenita (AMC).
  • Best timing of elective caesarean section
  • Blog
  • Breast engorgement
  • Cervical cancer
  • Cervical incompetence
  • Choroid plexus cyst (CPC)
  • Club foot (Congenital Talipes equinovarus)
  • Common Q&A
  • Covid-19 infection in pregnancy
  • Cup Feeding- an alternate method of feeding
  • Developmental milestones
  • Dilated renal pelvis
  • Do we need a licence for parenting?
  • Doppler ultrasound
  • Echogenic bowel
  • Echogenic intracardiac focus
  • Endometrial cancer
  • Epidural analgesia
  • Exercise in pregnancy
  • Exposure of alcohol in pregnancy:
  • Face and orbit
  • Facial Cleft
  • Fetal biometry
  • First trimester combined nuchal translucency and biochemical screening (OSCAR)
  • First Trimester Fetal Morphology Scan
  • General consideration for twin pregnancies
  • Gestational diabetes
  • Gynaecology – Tumour – article summaries
  • Having a baby after 3 consecutive miscarriages
  • Head and brain
  • Heart and thorax
  • Heavy menstruation (Menorrhagia)
  • Home Page
  • How to prepare for breastfeeding during pregnancy?
  • Human papilloma virus (HPV) vaccination
  • Induction of labour
  • Induction of labour
  • Intrauterine fetal growth restriction (IUGR)
  • Invasive prenatal diagnosis: Chorionic villous sampling and amniocentesis
  • Leg cramps in pregnancy
  • Management of miscarriage
  • Maternal fear associated with pregnancy and childbirth
  • Mid-trimester biochemical screening
  • Multi-fetal reduction and selective feticide
  • Non-invasive Prenatal Testing/ Screening (NIPT/ NIPS)
  • Normal menstruation
  • Not enough breast milk
  • Nuchal cord (Cord round neck)
  • Nuchal translucency ultrasound
  • Obstetrics – General obstetrics – article summaries
  • Omplaocele (also called ‘Exomphalos’)
  • Ovarian cancer
  • Persistent left superior vena cava
  • Persistent right umbilical vein
  • Pre-eclampsia
  • Pregnancy of unknown location
  • Routine fetal morphology scan
  • Severe menstrual pain or heavy blood loss at your period: could be due to adenomyosis!
  • Single umbilical artery (SUA):
  • Skeletal system
  • Sleeping position – do pregnant women have to sleep on the left side only?
  • Specific risks of monochorionic twin pregnancies
  • Swimming in pregnancy
  • Thalassemia
  • The choice between a trial of vaginal birth or elective caesarean section
  • Timing of elective caesarean section and wet lung syndrome
  • Twins – Classification and diagnosis
  • Ultrasound markers & abnormalities
  • Under construction
  • Under construction
  • Useful Links
  • Uterine fibroid (leiomyoma)
  • Uterine fibroid(s) in pregnancy
  • Ventriculomegaly of the fetal brain
  • whooping cough and vaccination

HKOG-INFO

  • Home
  • About the authors
  • Obstetrics
    • Prenatal screening & diagnosis
      • Non invasive prenatal test / screening (NIPT/NIPS)
      • One Stop Clinic for Assessment of Risk for Down’s syndrome (OSCAR)
      • Mid-trimester biochemical screening
      • Invasive procedures: chorionic villus sampling / Amniocentesis
    • Ultrasound
      • Developmental milestones
      • Nuchal Translucency (NT) scan
      • 1st trimester morphology scan
      • 2nd trimester morphology scan
      • Fetal biometry
      • Doppler ultrasound
      • Ultrasound markers & abnormalities
    • General obstetrics
      • Mode of delivery & women’s choice
      • Best timing of elective caesarean section
      • Induction of labour
      • Epidural analgesia
      • Group B streptococcus (GBS) screening
      • Nuchal cord (Cord round neck)
      • Maternal nutrition and supplementation
        • 5 key nutrients for healthy pregnancy
      • Sleeping position in pregnancy
      • Leg cramps in pregnancy
      • Air Travel in pregnancy
      • Alcohol in pregnancy
      • Exercise in pregnancy
        • Guidelines for exercises in pregnancy
        • Swimming in pregnancy
      • Maternal fear associated with pregnancy and childbirth
      • whooping cough and vaccination
    • Pregnancy complications
      • Cervical incompetence & short cervix
      • Gestational diabetes mellitus (GDM)
      • Intrauterine fetal growth restriction (IUGR)
      • Pre-eclampsia
      • Early pregnancy complications
        • Management of miscarriage
        • Ectopic pregnancy
        • Pregnancy of unknown location
    • Medical problems
      • Covid-19 infection in pregnancy
      • Fibroid
      • Thalassemia
    • Multiple pregnancy
      • Twins – Classification and diagnosis
      • Specific risks of monochorionic twin pregnancies
      • General consideration for twin pregnancies
      • Multi-fetal reduction and selective feticide
    • Breast feeding
      • Preparation of breast feeding in pregnancy
      • The fear of inadequate milk production
      • Breast engorgement
      • Cup Feeding- an alternate method of feeding
  • Gynaecology
    • Menstrual problems & menopause
      • Normal menstruation
      • Menorrhagia
    • Cervical smear & HPV
      • Human papilloma virus (HPV) vaccination
    • Tumour
      • Uterine fibroid (leiomyoma)
      • Cancer of cervix
      • Cancer of ovary
      • Cancer of uterus
      • Adenomyosis
    • Pelvic pain
    • Infection
    • Contraception
  • Common Q&A
  • Blog
  • Useful links

Ultrasound markers & abnormalities

Aberrant right subclavian artery (ARSA)

Absence of nasal bone

Arthrogyprosis multiplex congenita (AMC)

Choroid plexus cyst (CPC)

Club foot

Dilated renal pelvis

Echogenic intracardiac focus

Echogenic bowel

Facial cleft

Omplaolocele

Persistent left superior vena cava

Persistent right umbilical vein

Single umbilical artery (SUA)

Ventriculomegaly of fetal brain

Obstetrics – ultrasound

  • Developmental milestones
  • Nuchal translucency ultrasound
  • 1st trimester morphology scan
  • 2nd trimester morphology scan
  • Fetal biometry
  • Doppler ultrasound
  • Ultrasound markers & abnormalities

Other

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