Zonary placenta
Updates to Article Attributes
Body
was changed:
A zonary placenta of ring-shaped placenta is an extremely rare variation in placental morphology where the placenta can appear as an annular ring. It can be a complete ring of placental tissue, but more often, tissue atrophy to part of the ring can results in a horseshoe shape placenta.
Epidemiology
Reported incidence is less than 1 in 6000 1.
Complications
The ring-shaped placenta can cause antepartum and postpartum bleeding, as well as fetal growth restriction 3.
-<p>A <strong>zonary placenta</strong> of <strong>ring-shaped placenta</strong> is an extremely rare <a title="Variation in placental morphology" href="/articles/variation-in-placental-morphology">variation in placental morphology</a> where the placenta can appear as an annular ring. </p>- +<p>A <strong>zonary placenta</strong> of <strong>ring-shaped placenta</strong> is an extremely rare <a href="/articles/variation-in-placental-morphology">variation in placental morphology</a> where the placenta can appear as an annular ring. It can be a complete ring of placental tissue, but more often, tissue atrophy to part of the ring can results in a <a href="/articles/horseshoe-shape-placenta">horseshoe shape placenta</a>.</p><h4>Epidemiology</h4><p>Reported incidence is less than 1 in 6000 <sup>1</sup>.</p><h4>Complications</h4><p>The ring-shaped placenta can cause antepartum and postpartum bleeding, as well as fetal growth restriction<sup> 3</sup>.</p>
References changed:
- 1. Živković N, Krezo S, Matijević R, Živković K. Vaginal delivery through annular placenta -- case report. (2013) Croatian medical journal. 54 (2): 203-5. <a href="https://doi.org/10.3325/cmj.2013.54.203">doi:10.3325/cmj.2013.54.203</a> - <a href="https://www.ncbi.nlm.nih.gov/pubmed/23630149">Pubmed</a> <span class="ref_v4"></span>
- 2. Steemers NY, De Rop C, Van Assche A. Zonary placenta. (1995) International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics. 51 (3): 251-3. <a href="https://doi.org/10.1016/0020-7292(95)80020-4">doi:10.1016/0020-7292(95)80020-4</a> - <a href="https://www.ncbi.nlm.nih.gov/pubmed/8745092">Pubmed</a> <span class="ref_v4"></span>
- 3. Kimberly M. Rathbun, Jason P. Hildebrand. Placenta Abnormalities. (2020) <a href="https://www.ncbi.nlm.nih.gov/pubmed/29083591">Pubmed</a> <span class="ref_v4"></span>
Updates to Synonym Attributes
Updates to Synonym Attributes
Visible
was set to
.
Updates to Primarylink Attributes
Title
was added:
Zonary placenta
Type
was set to
PrimaryLink.
Visible
was set to
.
Content
was set to
.