epididymovesiculography /ep′idid′imōves′ikyəlog″rəfē/ , the radiographic examination of the seminal ducts. It is usually performed in cases of sterility, cysts, tumors, abscesses, or inflammation. The contrast medium may be injected through a catheter in the urethra or placed directly in the ducts through a surgical incision in the upper part of the scrotum.