What are the symptoms of amniotic fluid deficiency in pregnant women?
Amniotic fluid is the fluid environment that surrounds the fetus in the uterus of pregnant women and is crucial to the growth and development of the fetus. Low amniotic fluid (medically known as oligohydramnios) can lead to fetal growth restriction, lack of oxygen, and even premature birth. This article will introduce in detail the symptoms, causes and countermeasures of amniotic fluid deficiency in pregnant women to help expectant mothers identify risks in time.
1. Common symptoms of oligohydramnios

When pregnant women lack amniotic fluid, they may show the following symptoms and need to pay close attention:
| Symptoms | Specific performance |
|---|---|
| Reduced fetal movement | Fetal activity is significantly reduced or weakened, which may be related to hypoxia. |
| Palace height increases slowly | During the prenatal check-up, it was found that the height of the uterus did not increase normally with the gestational age. |
| Tightness in the abdomen | Pregnant women feel that their abdomen is hard and the lack of amniotic fluid buffer causes discomfort. |
| decreased urine output | Amniotic fluid is partly derived from fetal urine, and too little may be accompanied by changes in maternal urine output. |
2. Main causes of oligohydramnios
Oligohydramnios may be related to the following factors:
| Reason | Description |
|---|---|
| Insufficient placenta | Placental abruption or aging leads to insufficient blood supply to the fetus and affects amniotic fluid production. |
| Fetal malformation | Abnormal development of the urinary system results in reduced fetal urination. |
| dehydration in pregnant women | Fluid imbalance occurs due to insufficient fluid intake or pregnancy-induced hypertension. |
| expired pregnancy | Amniotic fluid naturally decreases after 42 weeks of pregnancy. |
3. How to diagnose and deal with oligohydramnios?
If you have suspected symptoms, you need to seek medical examination promptly:
| diagnostic methods | Countermeasures |
|---|---|
| B-ultrasound examination | Measure the amniotic fluid index (AFI), ≤5cm is oligohydramnios. |
| Fetal heart rate monitoring | Assess whether the fetus is hypoxic and determine whether early delivery is needed. |
| Increase fluid replacement | Intravenous infusion or drinking plenty of water to replenish maternal fluids. |
| bed rest | The left lateral decubitus position improves placental blood flow and promotes amniotic fluid production. |
4. Suggestions on preventing oligohydramnios
Pregnant women can reduce their risk by:
1.Drink enough water every day: It is recommended to consume 1.5-2 liters of water to maintain body fluid balance.
2.Regular prenatal check-ups: Especially in the third trimester of pregnancy, amniotic fluid index and fetal development need to be monitored.
3.Avoid strenuous exercise: Reduce excessive water consumption.
4.balanced diet: Appropriately supplement foods rich in vitamin C and protein.
Conclusion
Oligohydramnios is one of the complications that requires vigilance during pregnancy. Pregnant women should pay close attention to fetal movement changes and use prenatal examination data for early detection and early intervention. If oligohydramnios is diagnosed, treatment must be strictly followed as prescribed by the doctor, and the pregnancy must be terminated early if necessary to ensure the safety of mother and baby.
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