Hello I have been diagnosed with a 5mm Epididymal cyst which over the last few weeks has enlarged, I had the ultrasound when experiencing groin pain, the doctor could find nothing other than the cyst and thought it was muscular, but my entire right testicle feels swollen now, the cyst is very painful and im having trouble sitting down. ive got an appointment with my doctor tomorrow, but happenned on this site, thought worth asking. Age 46, height 180cm, weight 89kg