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Difference between revisions of "Placenta"
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→Twin placentas: _villous edema
m (→Villi) |
(→Twin placentas: _villous edema) |
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| Line 422: | Line 422: | ||
*Monozygotic vs. dizygotic twins. | *Monozygotic vs. dizygotic twins. | ||
*Twin-to-twin transfusion syndrome. | *Twin-to-twin transfusion syndrome. | ||
=Placental disc= | |||
==Villous edema== | |||
===General=== | |||
*Non-specific finding. | |||
===Microscopic=== | |||
Features: | |||
*"Swiss chesse-like" appearance / bubbly appearance. | |||
*Usu. patchy and focal. | |||
DDx: | |||
**Chorioamnionitis, fetal edema, idiopathic (no cause apparent). | |||
Image: | |||
*[http://www.med.yale.edu/obgyn/kliman/placenta/articles/EOR_Placenta/Image19.gif villous edema (yale.edu)].<ref>URL: [http://www.med.yale.edu/obgyn/kliman/placenta/articles/EOR_Placenta/Trophtoplacenta.html http://www.med.yale.edu/obgyn/kliman/placenta/articles/EOR_Placenta/Trophtoplacenta.html]. Accessed on: 28 May 2011.</ref> | |||
=Diseases of the placental attachment= | =Diseases of the placental attachment= | ||