Biparietal diameter of 5.5 at 23 weeks of pregnancy is one week too small, need to follow the doctor’s advice dynamic observation and review, and give dietary treatment, if necessary, drug intervention.
During pregnancy, prenatal checkups should be conducted on time as prescribed by the doctor, and ultrasound examination should be conducted at appropriate times to understand the development of the fetus. When the ultrasound examination at 23 weeks of pregnancy indicates that the biparietal diameter is 5.5cm and the fetus is one week small, it is necessary to check the gestational week again, and according to the pregnant woman’s diet and nutrition, blood pressure, blood sugar to comprehensively assess the fetal situation, and then carry out observation and review of the ultrasound.
When the ultrasound examination during pregnancy indicates that the fetus is small, it is also necessary to combine the fetal femur length, head circumference, abdominal circumference and other indicators to comprehensively assess the fetal situation, and to strengthen the management of pregnancy, give appropriate dietary guidance, and comply with the doctor’s instructions to review the ultrasound examination at intervals of 2~3 weeks to evaluate fetal development, and to carry out fetal heart rate monitoring in advance to monitor intrauterine foetal conditions.