When is seen? Appearance of the sac during pregnancy occurs approximately at 4 to 5 weeks. Visualization of the gestational sac with ultrasound should definitely occur on the 6th week. The diameter of the gestational sac is approximately 2-4 mm. Calculation of gestational week according to pouch size is also made. As the pregnancy progresses, the pouch increases in size. For example, when the pregnancy reaches 5 weeks, the gestational sac reaches approximately 20 mm.
How Should Gestational Pouch Examination Be Done?
Gestational sac examination is done in two different ways. The first is an ultrasound from the abdomen and the other from the vagina. Abdominal viewing is called abdominal, while ultrasound from vagina is called transvaginal. Gestational sac dimensions is also determined by this ultrasound method.
When Should an Ectopic Pregnancy Be Suspected?
Gestational sac being small for the week may indicate some endings. For example, if the HCG level in the blood is between 1500 and 2000 IU / ml in the 5th week but the sac is not seen, there may be an ectopic pregnancy. Ectopic pregnancy, different tests are also performed on people with suspicion and a treatment method is applied accordingly.