Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Testes: Histology

Testes: Histology

A tough, fibrous membrane, the tunica albuginea, covers the testes, extending inward to form fibrous partitions or septa, dividing them into internal compartments called lobules. Each lobule has 1 to 3 tightly coiled seminiferous tubules where sperm production occurs. These tubules merge into a tubular network at the back of the testis, known as the rete testis. It connects to 15 to 20 efferent ductules, leading to the epididymis.
The spermatogenic cells, responsible for producing sperm, are...

Testes: Gross Anatomy

Testes: Gross Anatomy

The testes, also known as testicles, are the male gonads. They are housed within the scrotum, a sac-like structure located beneath the penis. The scrotum's primary role is to regulate the temperature of the testes, which is crucial for sperm production.
Each testis is surrounded by the tunica albuginea, a dense connective tissue layer that provides structural support and protection. This layer is covered by an outer serous membrane called the tunica vaginalis, which helps reduce friction...

Imaging Studies II: Ultrasonography

Imaging Studies II: Ultrasonography

IntroductionUltrasonography, or renal ultrasound, is a noninvasive medical imaging technique that uses high-frequency sound waves to visualize the kidneys, ureters, bladder, and surrounding tissues.Indications for Urinary System UltrasonographyUrinary system ultrasonography is indicated in various clinical scenarios, such as:Kidney Stones (Urolithiasis): To detect and monitor the size and presence of kidney or urinary tract stones.Hydronephrosis: To assess the dilation of the renal pelvis and...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Clinical urgency of incidental findings in the first year of the 4-IN-THE-LUNG-RUN lung cancer screening program.

European journal of cancer (Oxford, England : 1990)·2026

Same author

Introducing Holographic Surgical Navigation in Pediatric Wilms' Tumor Patients: A Feasibility Study During Total Nephrectomy.

Bioengineering (Basel, Switzerland)·2025

Same author

Early detection of cardiovascular disease in chest population screening: challenges for a rapidly emerging cardiac CT application.

The British journal of radiology·2025

Same author

Comparison of nodule volumetric classification by using two different nodule segmentation algorithms in an LDCT lung cancer baseline screening dataset.

European journal of radiology·2025

Same author

AI integrations with lung cancer screening: Considerations in developing AI in a public health setting.

European journal of cancer (Oxford, England : 1990)·2025

Same author

Histological proven AI performance in the UKLS CT lung cancer screening study: Potential for workload reduction.

European journal of cancer (Oxford, England : 1990)·2025

Search research articles

Related Experiment Video

Updated: Jun 16, 2026

Vessel-Sparing Microsurgical Longitudinal Intussusception Vasoepididymostomy to Treat Epididymal Obstructive Azoospermia

Vessel-Sparing Microsurgical Longitudinal Intussusception Vasoepididymostomy to Treat Epididymal Obstructive Azoospermia

Published on: May 27, 2022

[Transverse testicular ectopia confirmed by ultrasonography].

Wafae Lasfar¹, Ronald T A van den Bosch, Dirk Jan Pot

¹Gelre Ziekenhuizen, Afd Radiologie, Apeldoorn, The Netherlands.

Nederlands Tijdschrift Voor Geneeskunde

|February 23, 2010

Summary

Transverse testicular ectopia, where both testes migrate to one side, can indicate rare persistent Müllerian duct syndrome in infants. Early diagnosis via ultrasound aids surgical planning for this uncommon condition.

More Related Videos

Combined Supine and Standing Imaging for Varicocele: An Improved Diagnostic Approach

Combined Supine and Standing Imaging for Varicocele: An Improved Diagnostic Approach

Published on: November 22, 2024

Treatment of Ejaculatory Duct Obstruction by Seminal Vesiculoscopy Assisted Flow Modification

Treatment of Ejaculatory Duct Obstruction by Seminal Vesiculoscopy Assisted Flow Modification

Published on: December 8, 2023

Related Experiment Videos

Last Updated: Jun 16, 2026

Vessel-Sparing Microsurgical Longitudinal Intussusception Vasoepididymostomy to Treat Epididymal Obstructive Azoospermia

Vessel-Sparing Microsurgical Longitudinal Intussusception Vasoepididymostomy to Treat Epididymal Obstructive Azoospermia

Published on: May 27, 2022

Combined Supine and Standing Imaging for Varicocele: An Improved Diagnostic Approach

Combined Supine and Standing Imaging for Varicocele: An Improved Diagnostic Approach

Published on: November 22, 2024

Treatment of Ejaculatory Duct Obstruction by Seminal Vesiculoscopy Assisted Flow Modification

Treatment of Ejaculatory Duct Obstruction by Seminal Vesiculoscopy Assisted Flow Modification

Published on: December 8, 2023

Area of Science:

Pediatric Surgery
Developmental Biology
Endocrinology

Background:

Persistent Müllerian duct syndrome (PMDS) is a rare form of male pseudohermaphroditism.
It involves the presence of Müllerian duct remnants (uterus, fallopian tubes) in a phenotypically male individual.

Observation:

Three male infants presented with unilateral inguinal hernia and contralateral impalpable testes, or bilateral impalpable testes.
These cases revealed transverse testicular ectopia, an uncommon condition where both testes migrate to the same hemiscrotum.

Findings:

Unilateral cryptorchidism with a contralateral inguinal hernia can be indicative of PMDS.
Pre-operative ultrasonography is crucial for diagnosing transverse testicular ectopia in infants with impalpable testes and inguinal hernias.

Implications:

Early diagnosis of transverse testicular ectopia and PMDS through imaging can optimize surgical planning.
Surgical interventions include orchidopexy and resection of Müllerian duct remnants like the utriculus masculinus.