Hello,
It can be due to:
1.
Epididymitis – is Inflammation of the tube, back of the testicle that carries sperm. Due to infection (both sexually and non sexually transmitted ).diagnosed by urine Complete, Ultrasound pelvis.
2. Hydrocele - can cause swelling
3. Hernia – can also cause swelling but it will be an off
4. Kidney stones can cause
abdominal pain too
5. Infections – can cause fever, discharge from the penis
6. Testicular torsion-
7. Epididymal
Hypertension (EH) – Also called as BLUE BALLS, its caused due to long sex without ejaculation (delayed Orgasm). Letting out the sperm by
masturbation, oral sex or regular sex will ease out your pain.
8.
Urinary tract infection (UTI)
9. Any previous surgical procedure
10. Diabetic neuropathy
11. Benign or malignant lesion.
If you haven't done an ultrasound scrotum, need to do and also ultrasound pelvis and prostate examination.
Hope I have answered your query. Let me know if I can assist you further.
Take care
Regards,
Dr S.R.Raveendran, Sexologist