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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    Page 1 of 1 (2 locations)

    1

    Shady Grove Fertility

    Rockville, Maryland, United States, 20850

    2

    University of Alberta

    Edmonton, Alberta, Canada, T6G 1Z1