Is it possible to have two bars and not be pregnant?

Urine pregnancy test paper if the test for two bars, indicating that the possibility of pregnancy is very large, but can not be diagnosed, because there are several other possibilities: 1, ectopic pregnancy is also called ectopic pregnancy, this situation is accompanied by a rise in blood HCG, which means that the urine pregnancy test paper test is positive. However, ectopic pregnancy can not continue to maintain the pregnancy, must be diagnosed by the doctor to terminate the pregnancy treatment, such as medication or surgical treatment. 2, gestational trophoblastic disease, often referred to as hyperemesis gravidarum is one of these cases, this situation once diagnosed must be terminated because it does not belong to any stage of pregnancy or any state, the treatment of most of the way for the removal of uterus and follow-up follow-up and follow-up treatment. The treatment is mostly a surgical evacuation of the uterus and a follow-up and subsequent treatment. In addition, if the urine pregnancy test shows two bars, further tests, ultrasound and blood HCG are needed to confirm whether the pregnancy is intrauterine.