An ultrasound found a small hydrocele . i have tested negative for any stds/stis. does that mean it is safe for me to have sex while waiting for my next urologist appointment to discuss treatment for the hydrocele?

I can't see where having a small hydrocele should pose any reason for you to change any aspect of your daily life, including sex. It has likely been there for a while and may not need any treatment.

Protected always.

It would be fine to have sexual relations before your next appointment. It is rare for intercourse to injure the hydrocele.

Hydrocele is excess fluid in the sac surrounding the testicle. It is not related to std o rsti