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Related Concept Videos

Testes: Gross Anatomy01:19

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...
Disorders of the Male Reproductive System01:20

Disorders of the Male Reproductive System

Men's health issues are increasingly recognized as significant, with several conditions posing common threats. Among these, testicular cancer is especially prevalent in younger men, particularly those aged 20 to 35 years. The disease often manifests as a painless mass in the testicles, sometimes accompanied by a sensation of heaviness or a dull ache.
Prostate disorders are another major concern. These conditions can impair urinary flow due to the prostate's location around the urethra. Symptoms...
Testes: Histology01:27

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...
Infertility in Males01:23

Infertility in Males

Male infertility affects millions of couples worldwide, arising from various factors that impact different stages of the reproductive process. An endocrine imbalance resulting from conditions like hypogonadism, Klinefelter syndrome, or pituitary disorders can disrupt hormone levels and reduce sperm production. Testicular defects, such as tumors, cryptorchidism, atrophic testes, abnormal sperm morphology, and low sperm count or motility, may arise due to genetic factors, structural...
Spermatogenesis01:41

Spermatogenesis

Spermatogenesis is the process by which haploid sperm cells are produced in the male testes. It starts with stem cells located close to the outer rim of seminiferous tubules. These spermatogonial stem cells divide asymmetrically to give rise to additional stem cells (meaning that these structures “self-renew”), as well as sperm progenitors, called spermatocytes. Importantly, this method of asymmetric mitotic division maintains a population of spermatogonial stem cells in the male reproductive...
Penis01:29

Penis

The penis serves a dual role in sexual reproduction and urination. It consists of three main regions: the glans penis, the body, and the root, each with distinct functions and unique anatomical features.
Anatomy of the Penis
The glans penis, or the head, is the terminal part of the penis and houses the external urethral orifice, the exit point for urine and semen. Covered by the prepuce, or foreskin, the glans is noted for its sensitivity and plays a key role in sexual pleasure. The body of the...

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Updated: Jun 6, 2026

Transcutaneous Neuromuscular Electrical Stimulation for Treating Varicocele-Induced Scrotal Pain
03:19

Transcutaneous Neuromuscular Electrical Stimulation for Treating Varicocele-Induced Scrotal Pain

Published on: August 30, 2024

[A man with painful testis].

Michiel P J van der Horst1, J G Hans de Wall

  • 1Reinier de Graaf Groep, afd. Urologie, Delft, the Netherlands. michiel.vander.horst@mumc.nl

Nederlands Tijdschrift Voor Geneeskunde
|November 27, 2010
PubMed
Summary
This summary is machine-generated.

A rare testicular fibrothecoma caused intermittent left testicular pain in a 54-year-old man. This case highlights the importance of considering uncommon tumors in the differential diagnosis of testicular pain.

Related Experiment Videos

Last Updated: Jun 6, 2026

Transcutaneous Neuromuscular Electrical Stimulation for Treating Varicocele-Induced Scrotal Pain
03:19

Transcutaneous Neuromuscular Electrical Stimulation for Treating Varicocele-Induced Scrotal Pain

Published on: August 30, 2024

Area of Science:

  • Urology
  • Oncology
  • Pathology

Background:

  • Testicular tumors are rare, with germ cell tumors being the most common.
  • Fibrothecomas are typically ovarian tumors, with extragonadal occurrences being exceptionally rare.

Observation:

  • A 54-year-old male presented with intermittent left testicular pain.

Findings:

  • The patient was diagnosed with a fibrothecoma of the testis, an extremely rare tumor.
  • This diagnosis was confirmed through histopathological examination.

Implications:

  • This case underscores the need to consider rare testicular neoplasms in the differential diagnosis of testicular masses and pain.
  • Further research into the etiology and management of extragonadal fibrothecomas may be warranted.