What is the cause of testicle enlargement?

The causes of testicular enlargement can be seen in: first, testicular tumors, such as testicular seminoma and non-primary cell tumor, normal for testicular painless enlargement. Second, acute epididymis-orchitis, can show epididymis, testicular swelling, pain. Third, testicular hydrocele. Fourth, varicocele. The above various reasons cause testicular or scrotal area significantly enlarged, can be identified by ultrasound examination, and choose the appropriate way to treat. The above health science popularization knowledge is for reference only. The specific situation needs to be examined in a regular hospital and judged by a professional doctor.