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The endometrium is the inner epithelial layer, along with its mucous membrane, of the mammalian uterus.It has a basal layer and a functional layer: the basal layer contains stem cells which regenerate the functional layer. [1]
The medical definition of hematocolpos is "an accumulation of blood within the vagina". It is often caused by the combination of menstruation with an imperforate hymen. [1] [2] It is sometimes seen in Robinow syndrome, uterus didelphys, or other vaginal anomalies. A related disorder is hematometra, where the uterus fills with menstrual blood. [3]
The uterus or womb is the major female reproductive organ. The uterus provides mechanical protection, nutritional support, and waste removal for the developing embryo (weeks 1 to 8) and fetus (from week 9 until the delivery). In addition, contractions in the muscular wall of the uterus are important in pushing out the fetus at the time of birth.
Diagram illustrating how the uterus lining builds up and breaks down during the menstrual cycle Menstruation (also known as a period, among other colloquial terms) is the regular discharge of blood and mucosal tissue from the inner lining of the uterus through the vagina. The menstrual cycle is characterized by the rise and fall of hormones. Menstruation is triggered by falling progesterone ...
Abnormal uterine bleeding (AUB) in the reproductive years, unrelated to pregnancy, is rarely life-threatening, but is frequently life altering. The symptoms frequently interfere with quality of life and those girls and women affected by chronic AUB spend significant amounts of personal resources on menstrual products and medications.
Abnormal bleeding, including postmenopausal bleeding, is the major red flag symptom for endometrial cancer. Other symptoms can include pelvic pain or heaviness and losing weight without trying ...
Endometritis is inflammation of the inner lining of the uterus (endometrium). [6] Symptoms may include fever, lower abdominal pain, and abnormal vaginal bleeding or discharge. [1] [4] It is the most common cause of infection after childbirth. [7] [1] It is also part of spectrum of diseases that make up pelvic inflammatory disease. [8]
The myometrium is made of smooth tissue and the endometrium lines the uterus. The endometrium is important in pregnancy because it is involved in the development of the placenta and it is where the fertilized egg implants itself during pregnancy. [2] In the endometrium there are endometrial arteries which are also known as spiral arteries.