Difference between revisions of "Placenta"

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(→‎Placental disc: +immaturity)
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Image:
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>
*[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>
==Placental villous immaturity==
*[[AKA]] ''distal villous immaturity'', [[AKA]] ''villous immaturity'', [[AKA]] ''villous dysmaturity''.<ref name=Ref_Placenta_375>{{Ref Placenta|375}}</ref>
===General===
Associated with:
*[[Diabetes mellitus]].<ref>{{Cite journal  | last1 = Arizawa | first1 = M. | last2 = Nakayama | first2 = M. | last3 = Kidoguchi | first3 = K. | title = [Correlation of placental villous immaturity and dysmaturity with clinical control of maternal diabetes]. | journal = Nihon Sanka Fujinka Gakkai Zasshi | volume = 43 | issue = 6 | pages = 595-602 | month = Jun | year = 1991 | doi =  | PMID = 1856519 }}</ref>
*[[Beckwith-Wiedemann syndrome]].
*Intrauterine fetal demise.
===Microscopic===
Features:<ref name=Ref_Placenta_375>{{Ref Placenta|375}}</ref>
*Large villi with:
**Increased number of capillaries.
**Edema.
**Macrophages.
**Large diffusion distance (vessel-to-villous surface distance large).
Images:
*[[WC]]:
**[http://commons.wikimedia.org/wiki/File:Placental_villous_immaturity_-_low_mag.jpg Placental villous immaturity - low mag. (WC)].
**[http://commons.wikimedia.org/wiki/File:Placental_villous_immaturity_-_intermed_mag.jpg Placental villous immaturity - intermed. mag. (WC)].


=Diseases of the placental attachment=
=Diseases of the placental attachment=