The only difference is the way the egg is fertilised. Rather than putting the sperm and egg together in a petri dish, in intra cytoplasmic sperm injection (ICSI) treatment we inject a single sperm directly into the egg, which can improve the chance of fertilisation if you or your partner have a low quality sperm.
Could ICSI be right for me?
We might recommend ICSI instead of conventional IVF if:
The quantity or quality of your sperm is unsuitable for conventional IVF treatment