Tumor or swelling caused by leakage of blood from blood vessels, especially a swelling of the membrane covering the testis.
A swelling caused by leakage of blood into a cavity, especially that of the membrane overlying the front and sides of the testis. A parametric (pelvic) hematocele is a swelling near the womb formed by the scape of blood, usually from a fallopian tube in ectopic pregnancy.