Can I see the gestational sac on 35-day ultrasound?

When you are 35 days pregnant, you are already one month pregnant. At this time, pregnant women will have more or less various early pregnancy reactions. In addition to the changes that occur in the pregnant woman's body, the gestational sac also begins to appear. Whether the gestational sac is normal in the early stage is very important. This is also a concern for many parents, for fear that there is something abnormal about the gestational sac. So, can the gestational sac be seen on color ultrasound at 35 days? Let’s take a look below.

Nowadays, the equipment is very advanced, and the gestational sac can be seen at 35 days in general; so you can go for a check-up and do a blood HCG test to see the situation. It may not be visible through transabdominal color ultrasound, but it may be visible through transvaginal color ultrasound. Generally speaking, it is recommended to have the first color Doppler ultrasound examination around 6 weeks of pregnancy.

Precautions for doing 4D color Doppler ultrasound

1. The time for four-dimensional color ultrasound should be within 22-28 weeks of pregnancy, but the specific time varies from person to person. Pregnant mothers can consult a doctor before the examination and then go to the hospital for examination.

2. Pregnant women should wear pants and tops separately. During the four-dimensional color ultrasound examination, the doctor mainly uses the examination instruments to check whether there are any developmental defects in the fetus's current facial development, heart, brain, spine, etc. If the fetus is found to have deformities during the examination, the examination may take relatively longer.

3. You do not need to hold your urine or fast before doing a four-dimensional color ultrasound. Pregnant women only need to go to the hospital for examination within the specified time.

4. Four-dimensional color ultrasound examination is an ultrasound examination that only requires a probe to be gently moved back and forth on the pregnant woman's belly. During the examination, pregnant mothers should maintain a good attitude. The entire examination only takes about 20 minutes, so pregnant mothers should wait patiently.

How long can I use B-ultrasound to see the gestational sac?

The gestational sac refers to the embryonic sac of the fetus in early pregnancy. By monitoring the position and shape of the gestational sac in early pregnancy, the development of the fetus can be determined. The gestational sac can usually be seen at 5 weeks of pregnancy; at 6 weeks of pregnancy, the diameter of the gestational sac is about 2 cm; at 10 weeks of pregnancy, it is about 5 cm. The gestational sac is generally located at the fundus, front wall, back wall, upper part, and middle part of the uterus; its shape is mostly round or oval, and its outline is clear. If the gestational sac is located too low in the lower part of the uterus, has an irregular shape, and has a blurred outline, and the expectant mother also has abdominal pain or vaginal bleeding, it means that the gestational sac is developing abnormally and miscarriage may occur.

Theoretically, most women can see the gestational sac when they go to the hospital for a prenatal check-up 35 days after pregnancy. However, because everyone's body is different, some women can see the gestational sac on the 30th day of pregnancy. However, if the menstrual cycle is longer, ovulation is late, or the fertilized egg implants late, the gestational sac may not be seen at this time. Many doctors recommend doing an ultrasound after six or seven weeks of pregnancy. At this time, not only can you see the gestational sac, but you can also see the embryo and fetal heartbeat.