Early pregnancy ultrasound shows pelvic fluid, if the ultrasound at this time to see is intrauterine pregnancy, pelvic fluid for pregnant women do not have a great impact, you can continue to observe. If the ultrasound does not see the pregnancy sac in the uterine cavity, you need to be alert to the existence of ectopic pregnancy, pelvic effusion may be the rupture of ectopic pregnancy, internal bleeding caused by miscarriage, the need for timely surgical treatment. Pelvic fluid on ultrasound after pregnancy may be a physiologic condition. Some women have a small amount of fluid in the pelvis, which can lubricate the organs in the pelvis. As long as other indicators of pregnancy, such as blood HCG, progesterone, and ultrasound embryo description are normal, and the pregnant woman has no uncomfortable symptoms, there is usually no need to worry too much. However, if there is accumulation of blood in the pelvis due to rupture of ectopic pregnancy, miscarriage, etc., the pregnant woman may experience abdominal pain, vaginal bleeding and other symptoms, and if the bleeding is heavy there may also be shock, which will require timely medical treatment for surgical treatment. Ultrasound in early pregnancy showing pelvic fluid needs to be combined with clinical symptoms and other tests to make a comprehensive judgment, and pregnant women can follow the doctor’s advice.