Cesarean scar niche
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The term Cesarean scar niche (defect) refers to the presence of a hypoechoic area within the myometrium in the isthmus (lower uterine segment) with discontinuation of myometrium at the site of previous Cesarean section scar. A niche has been described as the indentation of myometrium of around 1-2 mm 1,4 and due to tethering of the endometrium
They may come in various shapes such as
- semicircular: considered commonest4
- triangular: next commonest 4
- droplet‐shaped
- inclusion cysts
Due to tethering of the endometrium, blood accumulates in a niche and may serve as a source of dysfunctional uterine bleeding, accounting for spotting 2-12 days after the routine menstrual cycle5.
See also
-</ul><p>Due to tethering of the endometrium, blood accumulates in a niche and may serve as a source of dysfunctional uterine bleeding, accounting for spotting 2-12 days after the routine menstrual cycle<sup>5</sup>.</p><p>See also</p><ul><li><a href="/articles/cesarean-section-scar-diverticulum-1">Cesarean section scar diverticulum</a></li></ul>- +</ul><p>Due to tethering of the endometrium, blood accumulates in a niche and may serve as a source of dysfunctional uterine bleeding, accounting for spotting 2-12 days after the routine menstrual cycle<sup>5</sup>.</p><h4>See also</h4><ul><li><a href="/articles/cesarean-section-scar-diverticulum-1">Cesarean section scar diverticulum</a></li></ul>
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