Eligibility Module
The Eligibility Module contains detailed information about who can participate in the clinical trial. This includes eligibility criteria, age restrictions, gender requirements, healthy volunteer status, and study population descriptions, helping researchers understand who is eligible to participate in the study.
Eligibility Module path is as follows:
Study -> Protocol Section -> Eligibility Module
Eligibility Module
Ignite Creation Date:
2025-12-24 @ 10:15 PM
Ignite Modification Date:
2025-12-24 @ 10:15 PM
NCT ID:
NCT07268235
Eligibility Criteria:
Inclusion Criteria:
* Men who underwent a micro-TESE at the OVO clinic from June 2015 to January 2025.
* Patients with non-obstructive azoospermia (NOA), (absence of spermatozoa in multiple semen analyses)
* Patients with cryptozoospermia, (presence of a small number of spermatozoa detectable only after semen centrifugation)
* Patients with oligoasthenoteratozoospermia (OAT), (sperm concentration of less than 15 million/mL, reduced motility and abnormal morphology)
Exclusion Criteria:
* Patients who did not have any sperm noted following micro-TESE
* Use of donor sperm or oocytes
* Frozen sperm or oocytes
* Same day oocyte retrieval and sperm extraction
* Reversible cause of cryptozoospermia (i.e presence of a varicocele, febrile illness, or recent toxin exposure) Partial genital tract obstruction (i.e post-vaso-vasostomy, post-vasoepididymostomy, and low volume cryptozoospermia with ejaculatory duct obstruction)
Healthy Volunteers:
False
Sex:
MALE
Minimum Age:
18 Years
Study:
NCT07268235
Study Brief:
Protocol Section:
NCT07268235