Category: Mini Wiki
Simple explanations of IVF and fertility terms, written in plain language.
This section is not a full medical guide.
It is here to help confusing words make sense, one concept at a time.
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What is ERA Test
What it means ERA stands for Endometrial Receptivity Analysis. It is a test used to check when the lining of the uterus may be most ready for implantation. The goal is to estimate the timing of the implantation window. When it’s used It’s usually considered after repeated failed transfers or when there is uncertainty about
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What is Implantation Window
What it means The implantation window is the period of time when the lining of the uterus is most ready to receive an embryo. It is a specific timing where the conditions are more suitable for the embryo to attach and begin developing. When it’s used This term comes up during IVF planning, especially when
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What is Two-Week Wait (2WW)
What it means The two-week wait, often called 2WW, is the period of time between embryo transfer and the pregnancy test. During this phase, the embryo may be trying to implant, but there is no clear way to confirm what is happening yet. When it’s used It starts right after embryo transfer and lasts until
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What is Embryo Grading
What it means Embryo grading is a way the lab describes how an embryo looks as it develops. It is based on visual features, such as how the cells are arranged and how the embryo is forming at a certain stage. When it’s used It’s used during IVF after fertilisation, especially when embryos reach the
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What is Sperm Quality
What it means Sperm quality refers to how healthy and capable sperm are in reaching and fertilising an egg. It usually includes factors like how many sperm there are, how well they move, and how they are shaped. When it’s used This term comes up during fertility testing and when discussing fertilisation outcomes in IVF.
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What is Egg Quality
What it means Egg quality refers to how healthy and capable an egg is to develop into a normal embryo. It’s not about how many eggs there are, but whether an egg can go through fertilisation, grow properly, and support early development. When it’s used This term often comes up when discussing IVF outcomes, especially
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What is AFC
What it means AFC stands for Antral Follicle Count. It is the number of small follicles seen in the ovaries during an ultrasound scan at the beginning of a cycle. Each of these follicles may contain an immature egg. When it’s used It’s usually checked during early fertility assessment or at the start of an
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What is FSH
What it means FSH stands for Follicle Stimulating Hormone. It is a hormone that helps the ovaries grow and prepare eggs each cycle. The level of FSH in the body can give a signal about how hard the body is working to stimulate the ovaries. When it’s used It’s usually tested early in the menstrual
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What is AMH
What it means AMH stands for Anti-Müllerian Hormone. It is a hormone in the body that gives an estimate of how many eggs a person may have left in the ovaries. It doesn’t measure the exact number, but it gives a general sense of ovarian reserve. When it’s used It’s usually tested before starting IVF