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The myometrium is the middle layer of the uterus, consisting of smooth muscle, blood vessels, lymphatics, and nerves. The endometrium sits on the luminal side of the myometrium while the perimetrium sits external to the myometrial layer. The myometrial layer is not shed during menses.
The myometrium is the middle layer of the uterine wall, consisting mainly of uterine smooth muscle cells (also called uterine myocytes [1]) but also of supporting stromal and vascular tissue. [2] Its main function is to induce uterine contractions .
4 Φεβ 2015 · The anterior and posterior myometrial walls are measured from the external uterine serosa to the external endometrial contour and should include the JZ but not the endometrium. The myometrial walls are measured in the sagittal plane, perpendicular to the endometrium.
29 Ιουν 2009 · Routine ultrasound examination of the uterus includes a detailed assessment of the morphological characteristics of the myometrium and endometrium. These two main functional components of the uterus display different acoustic properties, which facilitates their differentiation on ultrasound imaging.
2 Νοε 2023 · The myometrium is the thickest layer of the uterine wall and it is composed of three layers of smooth muscle: the inner, middle and outer layers.
10 Μαρ 2024 · This article aims to discuss the myometrium, shedding light on its structure, functions, and importance in various phases of a woman’s life, including menstruation, pregnancy, and childbirth. The Structure of the Myometrium. The myometrium constitutes the middle layer of the uterine wall and is chiefly composed of smooth muscle fibers.
The myometrium is a bilaminar structure with an inner myometrium, referred to as the junctional zone, and an outer myometrial layer. The inner myometrium is hypointense relative to the hyperintense endometrium and mildly hyperintense outer myometrium (see Figs. 5-1 and 5-9 ).