Rescue intracytoplasmic sperm injection: TESE involves making an incision into the testicle to take a small sample biopsy away from which sperm can hopefully be recovered. If there is no sperm in the epididymis or if there is a sperm production issue due to testicular failure, these sperm can be extracted from the testicle itself. Are there any side effects? Men with little or no sperm in their ejaculate are candidates for TESA. What does the procedure involve?
Microsurgical Sperm Aspiration
Support for everyone struggling to conceive Fertility Network UK. Send a copy to your email. However, there was no difference between these types of men when doing ICSI [ 33 ]. January 1, More about this publication? The standard treatment for infertile men with OA, whether congenital or acquired, is percutaneous epididymal sperm aspiration PESA followed by intracytoplasmic sperm injection ICSI [ 2 , 3 ]. MESA , also known as microepidydimal sperm aspiration, is the most commonly used aspiration technique.
Microsurgical epididymal sperm aspiration: indications, techniques and outcomes
Sperm retrieval is only possible if at least some sperm production is present. Some images are of models, not actual patients. Usually enough sperm can be obtained to freeze for multiple cycles of IVF. Options then include using a sperm donor and intrauterine insemination IUI or IVF, or having pre-implantation genetic diagnosis PGD performed on the embryos to select ones that carry the normal gene. Acquired ductal obstructions account for most of the cases of obstructive azoospermia and can sometimes successfully be treated by microsurgery. If the problem that underlies poor sperm production is physical rather than genetic, or if a couple wants to have children after the male partner has had a vasectomy that cannot be reversed, surgical sperm retrieval can go ahead.
Human pregnancy by in vitro fertilization IVF using sperm aspirated from the epididymis. Find out more about coping if treatment doesn't work. An analysis of the total number of straws Figure 4 showed that cryopreserving was not possible due to low aspirate quality in only two men. Percutaneous epididymal sperm aspiration PESA in men with obstructive azoospermia. Williams' Urology Resource views: In 21 cases, we retrieved enough spermatozoa for one to four straws.