You do not have ejaculated sperm, and there are no signs of blockage. You have an extremely low number of ejaculated sperm. You have tried other methods of sperm extraction that have failed. MicroTESE ...
Nonobstructive azoospermia is an important cause of male infertility, but in many cases viable spermatozoa can be retrieved from the testes and used for assisted conception. There is evidence that ...
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