What screening tests should be obtained to determine the risk for preterm labor?

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1. The ultrasound image is used to assess the length of the cervical cervix, and any abnormalities that could indicate an increased preterm risk.

2. A biophysical profile is an ultrasound test and non-stressed examination of the fetal heartbeat, respiration, muscle tone, and movement. Any abnormalities can signal a possible preterm birth.

3. A vaginal sample is used to identify bacteria and other microorganisms that can cause an infection of the uterus or increase your risk for premature birth.

4. Blood tests are used to check for high levels of AFP or hCG, which can indicate pregnancy problems like placenta praevia and abnormalities with amniotic liquid levels.

5. Untreated urinary infections can result in premature birth.