Pain in the testicles can be due to various reasons. The testicles are very sensitive and even a slight injury can cause pain or discomfort. The painful sensation in this area can come from both the testicle itself and the epididymis. In some cases, the pain may be due to a problem that starts in the groin, abdomen, or elsewhere. Kidney stones and hernias can cause a similar sensation. The cause of pain in this area cannot always be determined. Other possible culprits for testicular discomfort may include: Diabetic neuropathy – nerve damage due to diabetes. Epididymitis – inflammation of the testicles. Hydrocele – fluid accumulations that cause the scrotum to swell. Inguinal hernia. Mumps. Orchitis – inflammation of the testicles. Retraction of the testicle into the groin, a condition that occurs among young boys. Spermatocele – accumulation of fluid in the testicles. Trauma to the testicles. Testicular cancer. Testicular torsion – twisting of the testicle. Cryptorchidism – retention of the testicle. NEWS_MORE_BOX Urinary tract infection. Varicocele – enlarged veins in the area of ​​the testicles. Vasectomy. Emergency medical attention should be sought when sudden and sharp pain in the testicles occurs. A painful sensation in this area, accompanied by a feeling of nausea, high fever, chills or blood in the urine, is also a reason for immediate consultation with a doctor.