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==Placenta Implantation Abnormalities==
==Placenta Implantation Abnormalities==


===Placenta Accreta===
:'''Links:''' [[Placenta - Abnormalities]]


Abnormal adherence, with absence of decidua basalis. The incidence of placenta accreta also significantly increases in women with previous cesarean section compared to those without a prior surgical delivery.
==={{Placenta accreta}}===


===Placenta Increta===
* Abnormal adherence, with absence of decidua basalis.
* The incidence of placenta accreta also significantly increases in women with previous cesarean section compared to those without a prior surgical delivery.


Occurs when the placenta attaches deep into the uterine wall and penetrates into the uterine muscle, but does not penetrate the uterine serosa. Placenta increta accounts for approximately 15-17% of all cases.
==={{Placenta increta}}===
* Occurs when the placenta attaches deep into the uterine wall and penetrates into the uterine muscle, but does not penetrate the uterine serosa.  
* Placenta increta accounts for approximately 15-17% of all cases.


===Placenta Percreta===
==={{Placenta percreta}}===
* Placental villi penetrate myometrium and through to uterine serosa.


Placental villi penetrate myometrium and through to uterine serosa.
<br>
{{Placenta Abnormalities gallery}}
 
{{Footer}}


[[Category:Placenta]] [[Category:Abnormal Development]] [[Category:Cartoon]]
[[Category:Placenta]] [[Category:Abnormal Development]] [[Category:Cartoon]]

Latest revision as of 17:14, 30 Mayıs 2019

Placenta Implantation Abnormalities

Links: Placenta - Abnormalities

placenta accreta

  • Abnormal adherence, with absence of decidua basalis.
  • The incidence of placenta accreta also significantly increases in women with previous cesarean section compared to those without a prior surgical delivery.

placenta increta

  • Occurs when the placenta attaches deep into the uterine wall and penetrates into the uterine muscle, but does not penetrate the uterine serosa.
  • Placenta increta accounts for approximately 15-17% of all cases.

placenta percreta

  • Placental villi penetrate myometrium and through to uterine serosa.



Cite this page: Hill, M.A. (2026, November 3) Embryology Placenta abnormalities.jpg. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/File:Placenta_abnormalities.jpg

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© Dr Mark Hill 2026, UNSW Embryology ISBN: 978 0 7334 2609 4 - UNSW CRICOS Provider Code No. 00098G

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