Risk factors

Risk factors for nonsexually transmitted orchitis include:

• Not being immunized against mumps
• Having recurring urinary tract infections
• Having surgery that involves the genitals or urinary tract
• Being born with an abnormality in the urinary tract 

Sexual behaviors that can lead to STIs put you at risk of sexually transmitted orchitis. Those behaviors include having:

• Multiple sexual partners
• Sex with a partner who has an STI
• Sex without a condom
• A personal history of an STI