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Uterine contractions are muscle contractions of the uterine smooth muscle that can occur at various intensities in both the non-pregnant and pregnant uterine state. Learn about the different types of uterine contractions, such as menstrual cramps, labour contractions, and Braxton Hicks contractions, and how they are regulated by hormones and prostaglandins.
Childbirth, also known as labour, parturition and delivery, is the completion of pregnancy where one or more babies exits the internal environment of the mother. Learn about the signs, symptoms, pain, methods and risks of childbirth from this comprehensive article.
Montevideo units are a measure of uterine performance during labor, created by two Uruguayan physicians in 1949. They are equal to 1 mmHg within 10 minutes and can be calculated by adding the peak uterine pressure amplitudes of each contraction.
Vaginal delivery is the birth of offspring through the vagina, the most common method of childbirth worldwide. Learn about the benefits, types, stages, and complications of vaginal delivery, as well as the terms and criteria for different delivery methods.
Uterine tachysystole is a condition of excessively frequent uterine contractions during pregnancy, which can cause fetal hypoxia and acidosis. It is defined as more than 5 contractions in 10 minutes, averaged over a 30-minute period, and can be treated with tocolytic drugs or cesarean section.
Uterine hyperstimulation is a complication of labor induction that causes uterine tachysystole, or excessive contractions. It can lead to fetal distress, uterine rupture, or placental abruption. Learn about the causes, symptoms, and treatments of uterine hyperstimulation.
Braxton Hicks contractions are sporadic uterine contractions that may start around six weeks into a pregnancy and usually felt in the second or third trimester. They are not true labor contractions and do not cause cervical dilation, but they may be triggered by dehydration, stress, or other factors.
Uterotonics are medications that induce or strengthen uterine contractions. Learn about the different types of uterotonics, how they are used for labor induction and postpartum hemorrhage, and what are their common side effects and contraindications.