IVF Glossary
Understand treatment terms in plain language
We've brought together the key concepts you'll come across in consultations and reports throughout your IVF journey, explained simply by our specialists. Type the term you're looking for or filter by category.
Hormones
AMH (Anti-Müllerian Hormone)
The hormone that reflects your ovarian reserve. It is one of the most important indicators for shaping your treatment plan and medication dosage.
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Procedures & Treatments
Insemination (IUI)
Placing prepared sperm directly into the uterus around the time of ovulation. A simpler, first-step treatment compared with IVF.
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Hormones
Beta hCG
The pregnancy hormone. It is measured in the blood around 10-12 days after embryo transfer; a pregnancy test refers to this measurement.
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Embryology
Blastocyst
The advanced embryo stage reached on days 5-6 after fertilisation. Blastocyst transfer generally offers a higher chance of implantation.
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Procedures & Treatments
Embryo Transfer
Placing the embryo developed in the laboratory into the uterus through a thin catheter. It is painless and requires no anaesthesia.
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Embryology
Embryoscopy
Technology that lets embryos be monitored continuously by camera without leaving the incubator. It makes selecting the healthiest embryo easier.
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Anatomy & General
Follicle
The fluid-filled sac in the ovaries that holds an egg cell. Its number and size are tracked by ultrasound during treatment.
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Procedures & Treatments
ICSI (Microinjection)
Injecting a single sperm directly into the egg under a microscope. It is the standard fertilisation method in modern IVF treatment.
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Embryology
Implantation
The embryo attaching to the lining of the uterus. It happens within a few days of transfer and marks the beginning of pregnancy.
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Procedures & Treatments
Egg Collection (OPU)
Collecting mature eggs with a fine needle under light anaesthesia, guided by ultrasound. It takes around 15-20 minutes.
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Procedures & Treatments
Ovarian Stimulation
Stimulating the ovaries with hormone medication so that several eggs develop at once. It usually takes 8-12 days.
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Genetics
PGT (Genetic Testing)
Examining embryos for chromosomal health before transfer. It supports healthy embryo selection and is recommended with advanced age and recurrent pregnancy loss.
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Hormones
Progesterone
The hormone that prepares the uterus for pregnancy. After transfer it is given as support in injection, gel or tablet form.
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Procedures & Treatments
Tandem Cycle
Using both your own eggs and donor eggs within the same treatment cycle. It maximises your chances when reserve is low.
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Procedures & Treatments
TESA / MESA / PESA
Methods that obtain sperm from the testis or epididymis with a fine needle, without an incision, in obstructive azoospermia.
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Procedures & Treatments
TESE / Micro TESE
Obtaining sperm surgically from testicular tissue when there is no sperm in the semen. In Micro TESE the procedure is performed under a microscope.
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Embryology
Vitrification
Storing eggs and embryos with a rapid-freezing technique. It provides survival rates of up to 99% after thawing.
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