fetal position

The fetus check is the relationship between the fetal position and the mother's pelvis after palpation after 28 weeks of pregnancy to determine whether the fetus is a birth or a dystocia. The examiner pulls down the trousers to expose the lower abdomen, and the physical examiner touches the lower abdomen to observe the fetus. It is necessary to expose the lower abdomen during the examination, so it is best to wear pants or skirts to undress. Basic Information Specialist classification: maternity inspection inspection classification: other inspection Applicable gender: whether women are fasting: not fasting Tips: Inappropriate people: the number of weeks of pregnancy is insufficient. Normal value The normal fetal potential is the fetal head flexion, the curvature of the spine, the two arms crossed in the front chest, and the two lower limbs are flexed in front of the abdomen. The volume and body surface area are significantly reduced. The entire carcass has an elliptical shape with small head end and large hip end. To adapt to the shape of the elliptical uterine cavity in late pregnancy. The breech diagnosis of the abdomen is performed in a vertical elliptical shape, and the bottom of the uterus can be touched with a round and hard, pressing the fetal head with a floating ball. A soft, wide and irregular fetal hip can be seen above the pubic symphysis. The fetal heart sounds are most clearly heard on the left or right side of the umbilicus. B-ultrasound inspection of the fetal head under the costal margin. Above the pubic symphysis is the arm or the foot. The transverse diagnosis of the uterus is a horizontal ellipse, the fetal head is touched on the side of the mother's abdomen, and the pubic symphysis is relatively empty. The fetal heart sounds are most clearly on both sides of the umbilical cord. B-ultrasound examines the fetal head on one side of the mother's abdomen. Clinical significance Abnormal results: Abnormal fetal position includes breech position, transverse position, posterior position of the occipital region, facial position, etc., more common in the breech position and posterior occipital position, less in the transverse position and facial position, abnormal fetal position accompanied by abnormal fetal position, difficult to correct, should be adopted Abortion or caesarean section. People who need to check: Pregnant women after 28 weeks of gestation. Precautions Before the inspection: pay attention to rest. When checking: Relax your body and actively cooperate with your doctor. Inspection process The examiner pulls down the trousers to expose the lower abdomen, and the physical examiner touches the lower abdomen to observe the fetus. It is necessary to expose the lower abdomen during the examination, so it is best to wear pants or skirts to undress. Not suitable for the crowd Inappropriate people: The number of weeks of pregnancy is insufficient.