A contraction stress test is a type of noninvasive test used to assess the health of a baby during pregnancy. It is used to detect any signs of distress in the baby, such as a decrease in oxygen levels or a decrease in the baby’s heart rate. This test is usually done in the third trimester of pregnancy, but it can also be done earlier if there are any concerns about the baby’s health.
Who needs a contraction stress test?
A contraction stress test is typically recommended for pregnant women who have a high-risk pregnancy, such as those with a history of preterm labor, diabetes, or high blood pressure. It is also recommended for women who have had a previous stillbirth or a baby with a birth defect.
What is the difference between a nonstress test and a contraction stress test?
A nonstress test is a type of test that measures the baby’s heart rate in response to the mother’s movements. A contraction stress test is a more advanced test that measures the baby’s heart rate in response to contractions of the uterus. This test is more accurate in detecting any signs of distress in the baby.
When is a contraction stress test performed?
A contraction stress test is usually performed in the third trimester of pregnancy, but it can also be done earlier if there are any concerns about the baby’s health. The test is usually done in the doctor’s office or at the hospital.
How does a contraction stress test work?
During the test, the mother will be asked to lie down on a bed and a fetal monitor will be placed on her abdomen. The monitor will measure the baby’s heart rate in response to contractions of the uterus. The doctor will then look for any changes in the baby’s heart rate that could indicate distress.
How do I prepare for a contraction stress test?
Before the test, the mother should drink plenty of fluids and eat a light meal. She should also wear comfortable clothing and avoid any strenuous activity. It is also important to arrive on time for the test.
What can I expect during a contraction stress test?
During the test, the mother will be asked to lie down on a bed and a fetal monitor will be placed on her abdomen. The doctor will then ask the mother to drink a sugary drink or eat a snack to stimulate contractions. The doctor will then monitor the baby’s heart rate in response to the contractions.
What are the risks of a contraction stress test?
The risks of a contraction stress test are minimal. The test is noninvasive and does not pose any risk to the mother or the baby. However, it is important to follow the doctor’s instructions during the test.
Who should not have a contraction stress test?
A contraction stress test is not recommended for women who have had a previous cesarean section or a previous uterine surgery. It is also not recommended for women who have had a previous stillbirth or a baby with a birth defect.
What do the results of a contraction stress test mean?
The results of a contraction stress test can indicate whether the baby is in distress or not. If the baby’s heart rate does not increase in response to contractions, it could indicate that the baby is not getting enough oxygen. If the baby’s heart rate increases in response to contractions, it could indicate that the baby is healthy.
What happens after a positive contraction stress test?
If the results of the contraction stress test are positive, the doctor may recommend further tests or treatments to ensure the baby’s health. This could include an ultrasound or a biophysical profile.
How often is a contraction stress test done?
A contraction stress test is usually done once in the third trimester of pregnancy. However, it can be done more often if there are any concerns about the baby’s health.
References
- American Pregnancy Association. (2020). Contraction Stress Test. Retrieved from https://americanpregnancy.org/pregnancy-complications/contraction-stress-test/
- Mayo Clinic. (2020). Nonstress Test. Retrieved from https://www.mayoclinic.org/tests-procedures/nonstress-test/about/pac-20393520
- U.S. National Library of Medicine. (2020). Contraction Stress Test. Retrieved from https://medlineplus.gov/ency/article/003790.htm
Keywords: contraction stress test, nonstress test, fetal monitor, high-risk pregnancy, sugary drink