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ICSI (intracytoplasmic sperm injection)

ICSI (intracytoplasmic sperm injection) is a variation of in vitro fertilisation (IVF). During ICSI, a single sperm is injected directly into an egg.

Articles using this Glossary Item

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Book Review: The Pursuit of Motherhood

06 May 2014 - by Dr Vivienne Raper

This journey through one woman's seven-year quest to conceive could be best described as a cross between Eat, Pray, Love and Bridget Jones’ Diary... [Read More]

Stuck on you: sperm-to-egg-binding protein discovered

28 April 2014 - by Rachel Brown

A protein that allows eggs and sperm to fuse together has been identified by scientists at the Wellcome Trust Sanger Institute, Cambridge... [Read More]

Birth complications more likely in IVF babies

13 January 2014 - by Siobhan Chan

Babies born after fertility treatment could be twice as likely to suffer from complications such as low birth weight, premature birth and neonatal death, a large-scale study has found... [Read More]

IVF less successful for ethnic minorities, study finds

11 November 2013 - by Dr Linda Wijlaars

The outcome of fertility treatment may be influenced by the ethnicity of the mother, a UK study has found... [Read More]

An inconvenient truth: ICSI is not necessary for the majority of IVF patients

11 November 2013 - by Dr Steven Fleming

Despite the views of several IVF experts that intra-cytoplasmic sperm injection is overused in IVF, it continues unabated. So why is nobody listening?... [Read More]

Frozen sperm as effective as fresh when taken directly from testicle

12 August 2013 - by Dr Linda Wijlaars

Sperm taken by biopsy from the testicles of men with a certain kinds of infertility can be cryopreserved without reducing the chances of a successful pregnancy... [Read More]

No or low risk of autism and intellectual disability from IVF

08 July 2013 - by Dr Katie Howe

Children born following IVF have no increased risk of autism but may be at a very small increased risk of intellectual disability, a Swedish study suggests. However, the researchers stress that the overall likelihood of children conceived via IVF having an intellectual impairment remains extremely low... [Read More]

Latest figures on fertility treatment, birth rate and multiple births are released

11 February 2013 - by Matthew Thomas

Figures released by the UK's Human Fertilisation and Embryology Authority reveal the number of IVF cycles performed each year has continued to rise while the overall multiple pregnancy and birth rate has declined.... [Read More]

Asthma more likely in children born from infertility treatment

10 December 2012 - by Dr Charlotte Warren-Gash

Children born as a result of fertility treatment are more likely to develop asthma, say scientists... [Read More]

Research shows infertility link to DNA damage in sperm

19 November 2012 - by Joseph Jebelli

Small breaks in the DNA of a man's sperm may contribute to reduced pregnancy rates following IVF, according to research at Queen's University, Belfast.... [Read More]

Absolute risk is low but IVF babies 25 percent more likely to have birth defects

19 November 2012 - by Nicola Davis

Infants conceived by IVF are at significantly greater risk of birth defects compared to naturally conceived babies, announced scientists at a conference last month... [Read More]

The egg that came in from the cold: ASRM lifts 'experimental' label from social egg freezing

12 November 2012 - by Dr Gillian Lockwood

After a decade of claiming that the technique was only applicable to young cancer patients whose treatment would render them prematurely infertile, the American Society for Reproductive Medicine (ASRM) has decided that vitrification and warming of unfertilised oocytes followed by fertilisation by ICSI results in acceptable subsequent pregnancy rates... [Read More]

Infertility and IVF: Results of patient survey show educating GPs is the best way forward

03 September 2012 - by Clare Lewis-Jones MBE

Last summer the National Infertility Awareness Campaign (NIAC) launched its most comprehensive patient survey to date. The aim of the survey was to identify problems faced by people seeking NHS-funded fertility treatment... [Read More]

Obituary: Professor Samuel Lee

28 August 2012 - by Department of Cell and Developmental Biology, University College London

Sammy Lee, visiting professor in the Research Department of Cell and Developmental Biology, University College London (UCL), since 2010, and visiting professor in biomedical science at the ABC Medical School in São Paulo, Brazil, an expert on fertility and in vitro fertilisation, passed away suddenly on 21 July 2012... [Read More]

IVF single embryo transfers have better chance of survival

09 July 2012 - by Dr Gabrielle Samuel

Single embryo transfer reduces the risk of death within a month of birth for babies conceived via IVF, according to an Australian study... [Read More]

Coffee and saturated fats not good for IVF success, studies say

09 July 2012 - by Rosie Beauchamp

Drinking more than five cups of coffee a day or having a diet with too much saturated fat could adversely affect the chances of success of fertility treatment... [Read More]

Five million IVF babies born to date, study says

02 July 2012 - by Suzanne Elvidge

A study estimates that five million people worldwide have been born thanks to assisted reproductive technologies... [Read More]

Fertility treatment only partly responsible for increase in birth defects

08 May 2012 - by Dr Rebecca Hill

The increase in birth defects in babies born after assisted conception could be partly due to underlying fertility problems, according to an Australian study... [Read More]

£3.4 million is a heck of a lot of money!

20 February 2012 - by Clare Lewis-Jones MBE

I was shocked when I heard the news that the Human Fertilisation and Embryology Authority (HFEA) has built up the princely sum of approximately £3.4 million in its bank account. The HFEA explains that this surplus has arisen over recent years due to prudent budgeting... [Read More]

Beyond the treatment of infertility

13 February 2012 - by Professor Mary Herbert

The advent of PGD extended the scope of IVF beyond the treatment of infertility. PGD is predominantly used to prevent transmission of genetic defects arising from mutations in nuclear DNA. However, it can also be used to reduce the risk of transmitting mutations in mitochondrial DNA (mtDNA), which cause a range of debilitating and life-threatening diseases... [Read More]

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