Orchitis

Orchitis /ˌɔːrˈkaɪtɪs/ or orchiditis /ˌɔːrkɪˈdaɪtɪs/ (from the Ancient Greek ὄρχις meaning "testicle"; same root as orchid) is inflammation of the testes. It can also involve swelling, heavy pains and frequent infection, and is more rarely known as didymitis (as in epididymis).