What's going on with the lumps on the testicles?

Testicle has a knot, it is recommended to the hospital for related examinations, to clarify the specific reasons: First, orchitis or epididymitis caused by inflammatory nodules, can show local swelling, induration, or accompanied by local pain. As the inflammation gradually heals, can form scar-like changes, touch the harder nodules, but without any pain. Testicular or epididymis adhesion close, not easy to push free, need to carry out scrotal B ultrasound examination, clear specific causes. Second, testicular tumor, can show testicular focal induration, while its scope can gradually expand, diffuse to the whole testis showed testicular texture increased, hardened performance. This is the need for testicular CT examination, testicular tumor index examination to identify, if necessary, need to carry out puncture biopsy to /confirm/i. Third, testicular or epididymal tuberculosis, often secondary to tuberculosis or urinary tuberculosis infection, can show local hard nodules, accompanied by vas deferens beaded changes. Can also be accompanied by low fever or night sweats and other symptoms. Need to carry out tuberculin test and scrotal B ultrasound examination, to further confirm the diagnosis.