What to do if a pregnant woman has a high fever of 39 degrees
A high fever of 39 degrees in pregnant women is a health problem that requires great attention and may have an impact on the safety of the mother and baby. The following is a structured analysis of methods, precautions and related data for handling high fever in pregnant women to help pregnant women and their families respond scientifically.
1. Common causes of high fever of 39 degrees in pregnant women

| Reason | Proportion | Symptom characteristics |
|---|---|---|
| upper respiratory tract infection | 45% | Accompanied by cough and sore throat |
| influenza | 30% | High fever, muscle aches |
| urinary tract infection | 15% | Pain during urination, backache |
| other infections | 10% | Depends on the site of infection |
2. Emergency treatment measures for pregnant women with high fever of 39 degrees
1.physical cooling: Wipe armpits, neck, groin and other large blood vessels with warm water. Avoid wiping with alcohol.
2.hydration: Drink plenty of warm water or light salt water to prevent dehydration.
3.drug use: Acetaminophen (paracetamol) can be taken under the guidance of a doctor, and non-steroidal anti-inflammatory drugs such as ibuprofen should be avoided.
4.Seek medical attention promptly: If the high fever persists or is accompanied by other serious symptoms (such as headache, vomiting), seek medical attention immediately.
3. The impact of high fever in pregnant women on the fetus
| pregnancy stage | Potential risks | Precautions |
|---|---|---|
| First trimester (1-12 weeks) | May increase risk of fetal neural tube defects | Reduce fever promptly and supplement folic acid |
| Second trimester (13-28 weeks) | May affect fetal development | Monitor fetal movements closely |
| Third trimester (29-40 weeks) | May induce uterine contractions | Pay attention to rest and avoid fatigue |
4. Medical indications for pregnant women with high fever
The following situations require immediate medical attention:
1. The body temperature continues to exceed 39 degrees, and physical cooling is ineffective.
2. Accompanied by severe headache, vomiting or confusion
3. Abdominal pain, vaginal bleeding and other obstetric symptoms
4. High fever lasting more than 24 hours
5. Preventive measures for high fever in pregnant women
1.Get vaccinated: Get influenza vaccine before or during pregnancy (doctor’s guidance is required).
2.Avoid contact with infected people: Stay away from people with colds and flu.
3.Enhance immunity: Eat a balanced diet, exercise moderately, and ensure sleep.
4.Pay attention to personal hygiene: Wash hands frequently and keep the living environment ventilated.
6. Recent hot topics
| topic | heat index | Main content |
|---|---|---|
| Medication Safety Guide for Pregnant Women | 85 | Safe medication list during pregnancy |
| Protection against influenza during high season in winter | 92 | Specific measures to prevent influenza |
| Frequently Asked Questions about Emergency Departments During Pregnancy | 78 | Situations requiring emergency medical treatment during pregnancy |
Summary:Pregnant women with a high fever of 39 degrees should not be taken lightly. They should take timely and scientific measures to cool down and seek medical treatment. When taking medication during pregnancy, you need to strictly follow the doctor's advice, and at the same time, preventive measures are taken to ensure the health of mother and baby. In case of emergency, you should immediately go to the obstetrics and gynecology department or fever clinic of the hospital for treatment.
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