# Rare uro-genital manifestations of von Recklinghausen disease: Scrotal, penile, and intrapelvic involvement with bladder and spermatic cord extension: A case report

**Authors:** Nadia El Mahi, Amal Mojahid, Hajar Siouri, Hamid Ziani, Siham Nasri, Imane Kamaoui, Imane Skiker

PMC · DOI: 10.1016/j.radcr.2025.03.008 · Radiology Case Reports · 2025-04-05

## TL;DR

A 10-year-old child with Von Recklinghausen disease showed rare uro-genital symptoms involving the scrotum, penis, bladder, and spermatic cords.

## Contribution

This case report highlights a rare uro-genital manifestation of NF-1 with intrapelvic tumor extension.

## Key findings

- A 10-year-old patient presented with scrotal swelling and penile enlargement due to plexiform neurofibroma.
- MRI showed tumor extension into the pelvis, affecting the bladder and spermatic cords.
- The case demonstrates the variable and rare clinical manifestations of Von Recklinghausen disease.

## Abstract

Neurofibromatosis is a group of genetic disorders comprising 2 main types: type 1 neurofibromatosis (NF-1) and type 2 neurofibromatosis. The most common form is NF-1, also known as Von Recklinghausen disease. The clinical manifestations and presentation of this condition are variable. In this report, we present a unique case of a 10-year-old child with NF-1 who presented with scrotal swelling associated with progressive penile enlargement. After a thorough evaluation, the diagnosis of a plexiform neurofibroma was made. MRI evaluation revealed an intrapelvic extension of the tumor affecting the bladder and spermatic cords. This rare clinical presentation makes this case particularly interesting and highlights the diverse manifestations of Von Recklinghausen disease.

## Linked entities

- **Diseases:** neurofibromatosis (MONDO:0018975), plexiform neurofibroma (MONDO:0003304)

## Full-text entities

- **Genes:** NF1 (neurofibromin 1) [NCBI Gene 4763] {aka NFNS, VRNF, WSS}
- **Diseases:** penile enlargement (MESH:D010409), scrotal swelling (MESH:D014063), tumor (MESH:D009369), genetic disorders (MESH:D030342), type 2 neurofibromatosis (MESH:D016518), Neurofibromatosis (MESH:D017253), neurofibroma (MESH:D009455), Von Recklinghausen disease (MESH:D009456)

## Full text

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## Figures

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## References

18 references — full list in the complete paper: https://tomesphere.com/paper/PMC12002765/full.md

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Source: https://tomesphere.com/paper/PMC12002765