Pelvic inflammatory disease (PID): An infection of the reproductive organs that may cause lower ... at the back of the testicle that stores sperm, explains Dr. Boxer. “It can cause pain and ...
Testicular conditions: Pain may radiate to the lower abdomen in cases of testicular torsion, epididymitis, or orchitis. Epididymitis is inflammation of the epididymis, a tube at the back of the ...