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  1. Preterm labor - Symptoms and causes - Mayo Clinic

    Jan 18, 2025 · Preterm labor happens when regular contractions cause the cervix to open after week 20 and before week 37 of pregnancy. Preterm labor can result in a baby being born before 37 weeks of …

  2. Preterm Labor: Causes, Symptoms, Treatment & Prevention

    Nov 7, 2022 · Preterm or premature labor is labor that begins before 37 weeks in pregnancy. Signs of preterm labor are fluid leaking from your vagina, vaginal bleeding, contractions, back pain and pelvic …

  3. OB Algorithms - Collaborative for Maternal & Infant Health

    These algorithms are designed to assist the primary care provider in the clinical management of a variety of problems that occur during pregnancy. They should not be interpreted as standard of care, …

  4. Preterm Labor and Birth - ACOG

    Preterm labor is labor that starts before 37 weeks of pregnancy. Preterm labor needs medical attention right away.

  5. Preterm Birth | Maternal Infant Health | CDC

    Nov 8, 2024 · Preterm labor is labor that happens too soon, before 37 weeks of pregnancy. If you think you are experiencing signs of preterm labor, see a health care provider right away.

  6. Preterm Labor - StatPearls - NCBI Bookshelf

    Dec 2, 2019 · Preterm labor (PTL) is defined as cervical change that develops in response to regular uterine contractions occurring between 20 0/7 and 36 6/7 weeks of estimated gestational age (EGA).

  7. Preterm labor: MedlinePlus Medical Encyclopedia

    Labor that begins before week 37 is called "preterm" or "premature." About 1 out of every 10 babies born in the United States is born preterm.

  8. Premature (Preterm) Labor: Signs, Causes, and Treatments - WebMD

    Sep 28, 2024 · Premature labor is also called preterm labor. It’s when your body starts getting ready for birth too early in your pregnancy. Labor is premature if it starts more than 3 weeks before your...

  9. Preterm Labor - Gynecology and Obstetrics - MSD Manual ...

    Labor (regular uterine contractions resulting in cervical change) that begins before 37 weeks gestation is considered preterm. Risk factors include prelabor rupture of membranes, uterine abnormalities, …

  10. Preterm Labor - Kaiser Permanente

    What is preterm labor? Preterm labor is labor that comes too early—between 20 and 37 weeks of pregnancy. In labor, the uterus contracts to open the cervix. This is the first stage of childbirth. In …