The causes of scrotal pain include lesions of the scrotal wall, lesions of the scrotal contents, and entry of abdominal contents into the scrotum. 1. Lesions of the scrotal wall: common diseases such as edema of the scrotal wall and gangrene of the skin with urinary extravasation and condyloma acuminatum. 2. lesions of scrotal contents: sheath membrane is lesions such as syringomyelia, syringomyelia blood, syringomyelia cum celiac disease. Epididymal lesions such as acute and chronic epididymitis, epididymal tuberculosis, seminal cysts and so on. Testicular lesions such as orchitis, testicular torsion, testicular injury. Spermatic cord lesions such as spermatic cord syringomyelia, spermatic cord torsion, sperm granuloma after sterilization and other diseases. 3. Abdominal contents into the scrotum: such as ascites or inguinal hernia contents, small intestine bladder, etc. into the scrotum, if the incarceration can cause significant pain. If you are not feeling well, you need to go to the hospital in time and follow the doctor’s instructions for better treatment of the disease.