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Medical Tests Every Surrogate Mother Must Undergo Before Embryo Transfer

Surrogate Medical Tests: Learn the essential screenings every surrogate must complete before embryo transfer.

 Oji Surrogacy Team
Written / Reviewed by Oji Surrogacy Team
Senior Specialist – Reproductive Medicine & Surrogacy
Sep 15, 2026 • 5 Min Read
Medical Tests Every Surrogate Mother Must Undergo Before Embryo Transfer

By the OJi IVF Fertility Team

A careful medical evaluation, structured, is what a surrogate mother goes through before an embryo transfer can happen at all. Understanding the medical tests every surrogate mother must undergo before embryo transfer does something for intended parents and surrogates both; it leaves them prepared and reassured with it. A formality is what this screening is not at OJi IVF. It is the foundation of a safe pregnancy for the surrogate and a healthy outcome for the baby.

Why the Pre-Transfer Screening Carries So Much Weight?

That a surrogate is ready to carry a pregnancy safely, physically and emotionally, is what screening confirms. Any condition that could pose a risk gets identified, the uterus gets checked for its readiness to receive an embryo, and everybody involved is protected by it. Standard practice in responsible fertility care is what a thorough pre-pregnancy health assessment is.

Legal requirements are supported by it too. Certified medically and psychologically fit, that is what a surrogate must be before anything proceeds.

The General Health Tests, Done First

Baseline checks to confirm overall health are usually where the evaluation begins. Commonly included:

  • Complete blood count (CBC) and general blood chemistry

  • Blood group and Rh typing.

  • Blood pressure, weight, and BMI assessment.

  • Blood sugar tests, to screen for diabetes

  • Thyroid function tests, thyroid being something that affects pregnancy health

A clear picture of the surrogate's baseline wellbeing is what these establish.

The Infectious Disease Screenings Required

Screening for infections is what protects the surrogate and the baby alike. Typically the standard tests run to:

  • HIV

  • Hepatitis B and Hepatitis C, the pair of them

  • Syphilis (VDRL), as standard

  • Other sexually transmitted and relevant infections, whatever the advice runs to

No embryo transfer proceeds until this step is behind everybody.

How the Uterus Gets Evaluated

The uterus has to be able to hold an implantation and then a pregnancy, so specific assessments get carried out on it:


Test

Purpose

Pelvic ultrasound

Looks at uterus and ovaries

Endometrial assessment

Confirms the lining is ready to implant

Hysteroscopy (if needed)

Looks inside the cavity for polyps, fibroids, adhesions

Healthy and receptive with it; that is the endometrium that gives a transfer its best chance.

Are the Hormone Levels Checked as Well?

Yes. Preparing the body for a pregnancy turns on hormonal balance more than on anything else. Her cycle gets monitored. Medication supports it where support is called for. The point of all that is an endometrium in good order on the day, and a transfer the team can time to the hour rather than the week.

Where Psychological Screening Fits

Physical health is not the whole of readiness. Emotional readiness sits beside it and weighs the same. A psychological evaluation, a counselling session, and between them a few things get confirmed. That she understands what the journey asks. That she is entering it of her own will. That somebody is behind her while it runs. Her wellbeing comes out of this protected, and everybody's arrangement comes out of it stronger.

After the Screening Is Complete

Results come back confirming she is fit, and the transfer cycle is what the team turns to planning. Preparing the endometrium. Getting the timing right. Then the embryo itself, made from what the intended parents gave or what donors did, goes across under expert hands.

Know the medical tests every surrogate mother must undergo before embryo transfer and what you get back, as a family, is the confidence that none of it was left to chance. 

Screening done thoroughly. Monitoring kept close. Support given with some compassion in it. Those three meet at OJi IVF, and the safest start available is what every surrogacy journey gets out of the meeting.

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Disclaimer: This content is for informational purposes only and does not constitute medical or legal advice. Please consult a qualified specialist for personal guidance.
 Oji Surrogacy Team
Oji Surrogacy Team
Senior Consultant – Reproductive Medicine
MBBS, DNB (Obs & Gyn), Fellowship in Reproductive Medicine
12+
Years Experience
500+
Consultations
Fertility Expert Doctor

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