Genetic Carrier Screens – genetic causes of infertility (rare) – Swift Blood Tests

£115.00

4.9/5 from 131+ verified Google reviews

  • Results: ~3 working days
  • Doctor’s report included
  • Convenient home or clinic sampling
  • Free delivery & returns

Biomarkers

This expanded panel screens for genetic variants in genes linked to rare inherited disorders causing infertility, such as cystic fibrosis, spinal muscular atrophy, or fragile X syndrome carriers.

Sample collection: A small blood sample is taken (usually EDTA tube) by a finger-prick kit at home or in one of our UK clinics. Our kit includes everything needed; simply return the sample in the pre-paid envelope. Results include a personalised doctor’s report and genetic counselling referral if positive.

Booking details

Age restriction: Adults 18+ only (guardian consent required for minors).

Overview

Genetic carrier screens for infertility causes are specialised tests that identify if you carry genetic mutations for rare conditions that could affect fertility or be passed to offspring. It helps couples at risk of recessive disorders plan reproduction, potentially avoiding affected pregnancies through options like IVF with preimplantation genetic testing. Swift Blood Tests processes samples rapidly, with results and a doctor’s report typically within a few days.

Key Test Components

Carrier Status for Key Genes

detects variants in genes like CFTR (cystic fibrosis) or FMR1 (fragile X), which can cause infertility.

Autosomal Recessive Screening

identifies if both partners carry the same mutation, risking affected children.

X-linked Disorders

assesses maternal carriers for conditions impacting male fertility.

Sample Requirements

A venous blood sample is required (collected in a purple-top EDTA tube). No special preparation (such as fasting) is needed. Genetic counselling is recommended before testing. Send samples via the next-day laboratory service.

Clinical Uses

Preconception planning

Identify carrier risks for rare genetic infertility causes.

Infertility diagnosis

Detect mutations explaining unexplained infertility or recurrent miscarriage.

Family history assessment

For those with known genetic conditions in relatives.

Guide assisted reproduction

Inform decisions on IVF or donor options.

Why You Might Need This Test

You may be advised to take genetic carrier screens if you have any of the following signs or risk factors: - Unexplained infertility: After standard tests show no cause. - Family history: Of genetic disorders like cystic fibrosis or muscular dystrophy. - Recurrent pregnancy loss: Potentially due to inherited conditions. - Ethnic backgrounds: With higher carrier rates for certain disorders. For example, couples with a family history may discover carrier status for a rare condition. Your doctor will interpret the results alongside your history and may recommend counselling.

Can’t Find Your Test?

If you can’t find the test you’re looking for, simply give us a call and our support team will guide you to the right option. We’re here to ensure you get the correct test quickly and confidently.

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FAQs

Frequently Asked Questions

What is Genetic Carrier Screening?

 It tests for genetic mutations you may carry that could cause rare infertility or be passed to children, even if you are asymptomatic.

 For preconception risk assessment in infertility cases or with family history of genetic conditions.

 No special preparation is usually required. Genetic counselling is advised beforehand.

 A small blood sample is taken from a vein in your arm using a needle. It is quick (often under 5 minutes) and routine. You may feel a brief pinch; afterwards, a bandage is applied. There are minimal risks.

 Risks are very low. You might experience slight pain or bruising at the needle site, which usually resolves quickly. In rare cases, a small bruise or feeling faint can occur.

Results are typically available within 2–3 working days. Swift Blood Tests provides a detailed doctor’s report explaining your results. You will be notified by email or phone as agreed.

 Yes. Swift Blood Tests offers a convenient home sample collection kit (finger-prick or small tube) with instructions, or you can choose a clinic appointment. Follow the included instructions to collect and return the sample by post.

 Results are genetic and not affected by lifestyle, but accurate family history aids interpretation.

 Positive carrier status means risk of passing conditions; counselling will discuss options like PGT.

 This test is intended for adults (18+). If needed for a child, please consult with a genetic specialist or contact us for guidance.

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