Pregnant women who find fluid around the gestational sac during ultrasound do not need to worry too much, it is mostly the accumulation of blood in the uterine cavity that forms the fluid gathering next to the gestational sac, and you can judge whether it affects the pregnant woman and the fetus by the amount of fluid and whether there is bleeding in the vagina. Generally, the circular image formed by effusion <3cm in diameter is a small amount of effusion, which has little effect on the pregnant woman and the fetus, while the effusion of more than 4cm is relatively rare, and usually does not affect the fetus and the pregnant woman herself too much. If a pregnant woman does not bleed from the vagina, regular ultrasound observations of the size of the fluid formation will be sufficient, and the fluid may dissipate on its own after a period of time. If a pregnant woman has vaginal bleeding, she should be admitted to the hospital immediately for observation and treatment to preserve the fetus. At present, there is no particularly good treatment for fluid accumulation next to the gestational sac, found that such cases are mostly to observe the main, do a good job of pregnancy progesterone level test, in the case of low progesterone level, timely application of drugs under the guidance of the doctor, such as progesterone to improve the level of progesterone. In daily life, pay attention to rest, do not be overly nervous, pay attention to dietary habits, avoid sex, regular pregnancy test.