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Related Experiment Video

Updated: Jul 25, 2026

Organ Culture and Whole Mount Immunofluorescence Staining of Mouse Wolffian Ducts

Organ Culture and Whole Mount Immunofluorescence Staining of Mouse Wolffian Ducts

Published on: January 13, 2017

Familial persistent Müllerian duct syndrome.

W R Sloan, P C Walsh

The Journal of Urology

|April 1, 1976

Summary

Two brothers with undescended testes were found to have female reproductive organs connected to their prostate. This rare condition, documented radiographically, offers insights into inheritance and surgical management for male pseudohermaphroditism.

Area of Science:

Reproductive Endocrinology
Pediatric Surgery
Medical Genetics

Background:

Bilateral undescended testes (or cryptorchidism) is a common congenital condition in pediatric males.
Disorders of sex development (DSD) encompass a range of conditions where chromosomal, gonadal, or anatomical sex is atypical.
Intrauterine development of the Müllerian duct system in males typically regresses due to anti-Müllerian hormone (AMH) and testosterone, but anomalies can occur.

Observation:

Two phenotypically normal pre-adolescent brothers presented with bilateral undescended testes.
Radiographic imaging revealed the presence of bilateral fallopian tubes, a uterus, and a vagina in both siblings.
The Müllerian remnants (uterus, fallopian tubes, vagina) were observed to drain into the prostatic utricle, a part of the male reproductive tract.

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Last Updated: Jul 25, 2026

Organ Culture and Whole Mount Immunofluorescence Staining of Mouse Wolffian Ducts

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Findings:

This case represents a rare form of male pseudohermaphroditism, specifically Persistent Müllerian Duct Syndrome (PMDS), in siblings.
Radiographic documentation provided the first detailed visualization of this familial occurrence and anatomical configuration.
The findings suggest a potential genetic basis or pattern of inheritance for this specific DSD presentation.

Implications:

Understanding the inheritance pattern is crucial for genetic counseling and family planning in affected families.
Surgical management recommendations focus on addressing the undescended testes and managing the Müllerian duct remnants to prevent complications.
This case highlights the importance of thorough investigation in cases of bilateral cryptorchidism, particularly when familial occurrence is noted, to identify underlying DSDs.