These are methods of surgical sperm retrieval. Both the procedures are done under anaesthesia and are usually very well tolerated by the patient. In PESA, the needle is put into the epidydimis, which is the storage area of the sperms and the fluid of the epidydimisis aspirated and checked under the microscope for the presence of sperms. In TESA, a needle is put into the testicle and the testicular tissue is aspirated and checked for the presence of sperms. If sperms are present, these can be utilized for ICSI procedure.
The aim of this discussion is to make anyone with curious mind to understand these condition better. It is not equivalent to detailed in person individualised consultation.
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