Status:
RECRUITING
Testicular Evaluation of Azoospermia Using Micro-Ultrasound
Lead Sponsor:
Paul Shin
Collaborating Sponsors:
Exact Imaging
Conditions:
Azoospermia
Eligibility:
MALE
18+ years
Brief Summary
The investigation is a small feasibility study to determine whether there are imaging features related to the seminiferous tubules in the testes under microultrasound. The results from this study will...
Detailed Description
Currently available ultrasound (US) technology is approximately 12 MHz and offers enough resolution to determine the presence of a tumor or varicocele, but has no real predictive value in terms of ima...
Eligibility Criteria
Inclusion
- Inclusion criteria:
- Men with azoospermia confirmed based on semen analysis
- Post-vasectomy patients with verified azoospermia after the procedure
- Men pre-vasectomy with proven natural fertility or with normal semen analysis
- Males assigned at birth over the age of 18
- Exclusion criteria:
- History of prior microdissection of the testes
- History of hypogonadotropic hypogonadism
Exclusion
Key Trial Info
Start Date :
May 1 2025
Trial Type :
OBSERVATIONAL
Allocation :
ESTIMATED
End Date :
December 31 2025
Estimated Enrollment :
40 Patients enrolled
Trial Details
Trial ID
NCT06941922
Start Date
May 1 2025
End Date
December 31 2025
Last Update
July 11 2025
Active Locations (2)
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1
Shady Grove Fertility
Rockville, Maryland, United States, 20850
2
University of Alberta
Edmonton, Alberta, Canada, T6G 1Z1