How many weeks pregnant do cervical examinations

A cervical examination can be performed at about 12 weeks of pregnancy. The

fetus is relatively stable at about 12 weeks of pregnancy. Cervical examination can be performed as soon as possible to understand the state of the cervix, such as whether there is cervical insufficiency, inflammation, etc., so as to take appropriate intervention measures in time to reduce the risk of pregnancy.

Secondly, the placenta has formed and gradually stabilized at about 12 weeks of pregnancy. Appropriate examination operations generally do not cause obvious adverse effects on the fetus, and the safety is relatively high

.