Epididymitis with which diseases should be differentiated?

(1) of testicular cancer generally not pain, testicular tumor and normal easy distinction, prostatic fluid and urine routine examination were normal, when necessary, for histological examination. (2) to reverse the spermatic more common in children, and epididymitis in multiple adults. Reversing early, testis and epididymis raised a clear threshold; Late in the reverse may be ill-defined, If pushed lightly on the testis occurred pain to tell spermatic reverse. (3) epididymal tuberculosis early lesions confined to the epididymis tail, the last involving the entire epididymis. General incidence is relatively slow, not pain, a vas deferens beaded change. Urine culture positive for tuberculosis. (4) epidemic parotid epididymitis associated with mumps or mumps history, no urinary symptoms, no urine screening pus or bacteria.