# Bilateral High Intra‐Abdominal Testes Successfully Treated With Multistage Fowler–Stephens Orchiopexy to Preserve Testicular Function

**Authors:** Akari Hiraguri, Yuichi Sato, Junya Hata, Yusuke Kirihana, Akihisa Hasegawa, Satoru Meguro, Kanako Matsuoka, Seiji Hoshi, Souichiro Ogawa, Yoshiyuki Kojima

PMC · DOI: 10.1002/iju5.70059 · IJU Case Reports · 2025-06-03

## TL;DR

A child with testes inside the abdomen successfully had surgery to preserve testicular function and normal sexual development.

## Contribution

Demonstrates successful use of multistage Fowler–Stephens orchiopexy for bilateral high intra-abdominal testes.

## Key findings

- One-stage Fowler–Stephens orchiopexy was successfully performed on the right testis at age 5.
- Two-stage Fowler–Stephens orchiopexy was successfully completed on the left testis at age 10.
- Both testes were preserved, leading to normal sexual development.

## Abstract

A case of bilateral high intra‐abdominal testes successfully treated with multistage Fowler–Stephens orchiopexy is reported.

A 6‐month‐old boy with bilateral nonpalpable testes was diagnosed with a left intra‐abdominal testis located immediately caudal to the spleen on magnetic resonance imaging and laparoscopy. At the age of 4 years, diffusion‐weighted magnetic resonance imaging detected a structure immediately caudal to the liver, which was suspected to be the right testis. With a diagnosis of bilateral intra‐abdominal testes, one‐stage Fowler–Stephens orchiopexy was performed on the right testis at 5 years of age. After confirming its development, two‐stage Fowler–Stephens orchiopexy was performed on the left testis at 10 years of age.

After confirming the development of the right testis that underwent one‐stage Fowler–Stephens orchiopexy, two‐stage Fowler–Stephens orchiopexy was completed on the left testis, resulting in the successful preservation of both testes and normal sexual development.

## Linked entities

- **Species:** Homo sapiens (taxon 9606)

## Full-text entities

- **Genes:** CGB5 (chorionic gonadotropin subunit beta 5) [NCBI Gene 93659] {aka CGB, HCG}
- **Diseases:** impaired spermatogenesis (MESH:C536875), male hormone deficiency (MESH:D005058), infertility (MESH:D007246), testicular atrophy (MESH:C567108), hypoplastic kidney (MESH:D007674), undescended testes (MESH:D003456), testicular agenesis (MESH:D013733), atrophy (MESH:D001284), malignancy (MESH:D009369), intra-abdominal testes (MESH:D013736)
- **Chemicals:** FSO (-), testosterone (MESH:D013739)
- **Species:** Homo sapiens (human, species) [taxon 9606]

## Full text

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## Figures

4 figures with captions in the complete paper: https://tomesphere.com/paper/PMC12212948/full.md

## References

9 references — full list in the complete paper: https://tomesphere.com/paper/PMC12212948/full.md

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Source: https://tomesphere.com/paper/PMC12212948