Reproductive Genetics

Male Fertility · 7 min

What is male infertility?

Q&A style overview of male infertility causes, semen analysis, hormonal assessment, treatment options including IVF/ICSI, and surgical sperm retrieval.

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Reproductive Genetics · 3 min

Genetic carrier screening

Explains genetic carrier screening in Australia, covering spinal muscular atrophy, cystic fibrosis and Fragile X testing, the new Medicare rebate, and how it differs from NIPT.

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In Vitro Fertilisation · 1 min

Are there disadvantages to IVF babies?

Dr Raelia Lew reviews long-term research on IVF-conceived children, covering birth defect rates, academic outcomes, inherited male infertility risk, and cost.

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Male Fertility · 3 min

What issues in their past might make a man infertile?

Surveys past medical events that can cause male infertility, including undescended testes, Klinefelter syndrome, STIs, cancer treatment, cystic fibrosis and vasectomy.

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Preimplantation Genetic Diagnosis · 2 min

Preconception Genetic Testing: Medicare Rebates Introduced

Explains what preimplantation genetic testing (PGT) involves and outlines when PGT-M, PGT-R and PGT-A now qualify for Medicare rebates in Australia.

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In Vitro Fertilisation · 2 min

Sex Selection In IVF

Dr Raelia Lew's opinion piece on why elective, privately funded sex selection in IVF for family balancing should be legalised in Australia.

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Reproductive Genetics · 5 min

The breast cancer gene BRCA and IVF

Explains BRCA1/BRCA2 gene mutations, their breast and ovarian cancer risks, and how PGT-M embryo testing in IVF can help carriers avoid passing the mutation to children.

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Miscarriage and Pregnancy Loss · 9 min

What does miscarriage mean?

Explains what miscarriage is, why it happens, recurrent miscarriage criteria, risk factors, and diagnostic and treatment pathways including IVF with PGT-A.

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Reproductive Genetics · 4 min

MTHFR – WTF?

Explains what the MTHFR gene and its common polymorphisms do, clarifies they are a risk factor rather than a disease, and stresses the importance of folate supplementation for fertility.

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Reproductive Genetics · 6 min

Why Do Couples With Infertility Need To Have A Karyotype Done?

Explains what karyotype testing shows, why it matters for couples with infertility or recurrent miscarriage, and how abnormal results are managed with IVF and PGT-SR.

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In Vitro Fertilisation · 4 min

IVF Babies Just as Healthy as others

Reviews evidence on the health of children conceived via IVF, covering congenital abnormality rates, ICSI-related risks, emotional stress and OHSS avoidance.

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Reproductive Genetics · 3 min

Are fertility issues hereditary?

Dr Raelia Lew surveys genetic causes of infertility, including endometriosis, PCOS, chromosomal translocations, male factor infertility and Fragile X syndrome.

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Preconception Genetic Carrier Screening · 1 min

Preconception screening

Dr Raelia Lew discusses preconception genetic carrier screening for recessive conditions like SMA and cystic fibrosis, and the 2018 Budget funding announcement.

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Male Fertility · 3 min

Two to tango: What is male infertility?

Overviews male factor infertility causes, from sperm production and lifestyle factors to age-related decline, and outlines treatments including ICSI and advanced sperm selection.

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In Vitro Fertilisation · 3 min

Should people be allowed to chose the sex of their babies through IVF?

Dr Raelia Lew argues for legalising elective, self-funded sex selection in IVF for family balancing, discussing Australia's NHMRC ethical framework.

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