placental maturity

Placental maturity is a measure of whether fetal development is normal. The maturity of the placenta is divided into four levels of 0, 1, 2 and 3. Grade 1 marked placenta is basically mature; Grade 2 late signs placenta mature; Grade 3 late signs placenta is aging, due to calcification and cellulose deposition, the ability of the placenta to transport oxygen and nutrients is reduced, the fetus is at risk. Basic Information Specialist classification: maternity check check classification: ultrasound Applicable gender: whether women are fasting: not fasting Tips: Empty the bladder before checking and remove the metal decoration. Normal value 1, 0 grade placenta fluff plate is a bright straight line, the essence is uniform and fine particles, can not see the base. More than 28 weeks before pregnancy. 2, grade I placenta fluff plate is a slight undulating bright line, the placenta is slightly thicker in physical properties, the echo is slightly stronger, the basal layer is still present, and the gestational age is 29-36 weeks. 3, the grade II placental fluff plate out of the notch, extending to the placenta parenchyma but not reaching the basal layer, the placental parenchyma particles become thicker, a strong short columnar echo occurs, the base layer can appear irregularly strong strip echo, parallel close Muscle wall. More than gestational weeks are 36-40 weeks. 4, grade III placental villus notch has reached the basal layer, a number of strong echogenic rings appear in the placenta, there may be no echogenic pool, sometimes visible enhanced calcification. 5, 28 weeks 0 to I, 36 weeks I to II, 40 weeks II to III. Clinical significance Abnormal results: Before the 37th week, the level of placenta III combined with the double top diameter and the estimated fetal weight of 2500 grams, should consider the placental precocity, alert to the possibility of intrauterine growth retardation. People who need to be examined: women in the middle and late pregnancy. Precautions Before the test: Empty the bladder and remove the metal decoration. When checking: Relax your body and actively cooperate with your doctor. Inspection process The inspector pulls down the trousers to expose the lower abdomen. The medical examiner applies the gel to the examination site, touches the pregnant woman's abdomen with the probe, observes the fetus through the display screen, and records the data. Not suitable for the crowd Early pregnancy women. Adverse reactions and risks It generally does not cause complications and harm.

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