Scrotal emergencies are due to testicular torsion, testicular adnexal torsion, orchitis and epididymitis in 85-90 % of cases. There are also infected syringomyelia, testicular tumors, incarcerated hernia, scrotal trauma, spontaneous scrotal edema, allergic purpura, and rarely secondary to intra-abdominal infections (e.g., peritonitis, appendicitis).