A hydrocele is a build-up of fluid around the testicle that makes the scrotum swell. It is usually harmless and painless.
When to see a doctor
- Painless swelling of the scrotum
- Feeling of heaviness
- Swelling that grows or bothers you
Tests
- Clinical examination
- Ultrasound to check the testicle
Treatment
- Monitoring if it is small and causes no discomfort
- Simple day-surgery procedure if it grows or bothers you
- In babies, it often disappears by itself within the first year
Hydrocele in Brussels: where to be seen
Dr Ayhan Bakar, urologist and andrologist, sees patients at Sainte-Anne Saint-Rémi hospital in Anderlecht (Monday, Wednesday, Thursday and Friday) and at the Basilique clinic in Ganshoren (Tuesday afternoon). Both hospitals are part of the CHIREC group.
Consultations in French and English, no referral letter needed. See addresses and opening hours
This information is general and does not replace a consultation. In an emergency, call 112.
Published by Dr Ayhan Bakar, urologist in Brussels (INAMI 17718534450). Last updated: October 2026.