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C-section
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Cesarean Delivery
Merck Manuals
Related terms:
episiotomy
induced labor
Therapeutic or Preventive Procedure
cesarean section Audio
ce·sar·e·an sec·tion [ si-zair-ee-uhn ]
Subclass of:
Obstetric Delivery
Also called:
C-section
Definitions related to cesarean section:
  • A cesarean delivery, also called a cesarean section or c-section, is surgery to deliver a baby. The baby is taken out through your abdomen (belly). In the United States, almost one in three babies are born this way. Some cesarean deliveries are planned. Others are emergency cesarean deliveries, which are done when unexpected problems happen during delivery. You may need a cesarean delivery because: You have health problems, including infection; You are carrying more than one baby; Your baby is too big; Your baby is in the wrong position; Your baby's health is in danger; Labor is not moving along as it should; There are problems with your placenta (the organ that brings oxygen and nutrients to your baby). Not everyone who has had a cesarean delivery before will need another one next time. You may be able to have a vaginal birth after cesarean (VBAC). Talk to your health care provider about what is right for you. Before the surgery, you will be given pain medicine. Depending on your circumstances, you might get: An epidural block, which numbs the lower part of the body through an injection in the spine.; A spinal block, which numbs the lower part of the body through an injection directly into the spinal fluid.; General anesthesia, which makes you unconscious during the surgery. This is often used during emergency cesarean deliveries. During the surgery, the surgeon will: Make a cut in your abdomen and uterus. The cut is usually horizontal, but in some cases it may be vertical.; Open the amniotic sac and take out your baby.; Cut the umbilical cord and the placenta.; Close the uterus and abdomen with stitches that will later dissolve. A cesarean delivery is relatively safe for you and your baby. But it is still a major surgery, and it carries risks. They may include: Infection; Blood loss; Blood clots in the legs, pelvic organs, or lungs; Injury to surrounding structures, such as the bowel or bladder; A reaction to the medicines or anesthesia used. Some of these risks do also apply to a vaginal birth. But it does take longer to recover from a cesarean delivery than from a vaginal birth. And having a cesarean delivery can raise the risk of having difficulties with future pregnancies. The more cesarean deliveries you have, the more the risk goes up. NIH: National Institute of Child Health and Human Development
    MedlinePlus
    U.S. National Library of Medicine, 2025
  • Extraction of the fetus by means of abdominal hysterotomy.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • Surgical delivery of one or more intrauterine fetuses though an abdominal incision.
    NCI
    U.S. National Cancer Institute, 2021
  • (caesarian section) Delivery of a fetus through surgical incisions made through the abdominal wall (laparotomy) and the uterine wall (hysterotomy).
    Human Phenotype Ontology (HPO)
    The Human Phenotype Ontology Project, 2025
  • Cesarean delivery is surgical delivery by incision into the uterus. Up to 30% of deliveries in the US are cesarean. The rate of cesarean delivery fluctuates. It has recently increased, partly because of concern about increased risk of uterine rupture in women attempting vaginal birth after cesarean delivery (VBAC).
    Merck Manuals
    Merck & Co., Inc., 2025
  • Practice Essentials Cesarean delivery is defined as the delivery of a fetus through surgical incisions made through the abdominal wall (laparotomy) and the uterine wall (hysterotomy). Essential update: ACOG/SMFM guidelines released for prevention of primary cesarean delivery The American College of Obstetricians and Gynecologists (ACOG)...
    Medscape
    WebMD, 2025
  • Cesarean delivery (C-section) is a surgical procedure used to deliver a baby through incisions in the abdomen and uterus.
    Mayo Clinic
    Mayo Foundation for Medical Education and Research, 2025
  • Cesarean section, surgical removal of a fetus from the uterus through an abdominal incision. Little is known of either the origin of the term or the history of the procedure. According to ancient sources, whose veracity has been challenged, the procedure takes its name from a branch of the ancient...
    Encyclopedia Britannica
    Encyclopedia Britannica, Inc., 2025
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