Testicular and left side of the abdomen pain, may be testicular inflammation, epididymitis or testicular torsion and other diseases, it is recommended to go to the hospital for further examination to clarify the specific causes.1, when the occurrence of testicular inflammation, epididymitis, testicles, epididymis can be swollen and increased in size. At this time, pulling the spermatic cord, you can produce pain and discomfort in the groin area along with the abdomen. Sometimes inflammation spread to the spermatic cord, resulting in spermatic cord thickening and edema, will also produce pain and discomfort in the inguinal area and the abdomen, can be identified by testicular ultrasound.2, testicular torsion, when the testicle rotates, spermatic cord torsion ischemia can occur. Scrotal pain can occur, while the pain pulling to the small abdomen, need to carry out testicular ultrasound and spermatic cord ultrasound, to rule out the existence of testicular torsion. Testicular torsion is a serious urologic condition, and if diagnosed, immediate surgery is needed to restore the blood supply to the testis to avoid ischemic necrosis of the testis.