Twin placentas - Revision history

Michael: /* Twin-to-twin transfusion syndrome */

2014-01-23T13:26:13Z

Twin-to-twin transfusion syndrome

← Older revision		Revision as of 13:26, 23 January 2014
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	**Placental disc: large, pale.		**Placental disc: large, pale.
	*Recipient:		*Recipient:
	**Twin: hypervolemia, polyuria, polyhydramnios, +/- [[hydrops fetalis]], +/- CHF, hemolytic janundice, +/- large congested organs.		**Twin: hypervolemia, polyuria, [[polyhydramnios]], +/- [[hydrops fetalis]], +/- CHF, hemolytic janundice, +/- large congested organs.
	**Placental disc: small, firm, congested.		**Placental disc: small, firm, congested.

2014-01-02T03:14:30Z

Images

← Older revision		Revision as of 03:14, 2 January 2014
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	<gallery>		<gallery>
	Image:Diamniotic-dichorionic_twin_placenta_-_low_mag.jpg \| DiDi placenta. (WC)		Image:Diamniotic-dichorionic_twin_placenta_-_low_mag.jpg \| DiDi placenta. (WC)
			Image:Diamniotic dichorionic placenta, HE 1.jpg \| DiDi placenta. (WC/euthman)
			Image:Diamniotic dichorionic placenta, HE 2.jpg \| DiDi placenta. (WC/euthman)
	</gallery>		</gallery>
	*[http://library.med.utah.edu/WebPath/PLACHTML/PLAC005.html DiDi placenta (utah.edu)].		*[http://library.med.utah.edu/WebPath/PLACHTML/PLAC005.html DiDi placenta (utah.edu)].

2014-01-02T03:13:17Z

Diamniotic-monochorionic gestation

← Older revision		Revision as of 03:13, 2 January 2014
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	====Images====		====Images====
			<gallery>
			Image:Monochorionic Diamniotic Twins, Intervening Membrane.jpg \| Di-Mo placenta. (WC/euthman)
			</gallery>
	*[http://www.pathologypics.com/PictView.aspx?ID=1304 Diamniotic-monochorionic gestation (pathologypics.com)].		*[http://www.pathologypics.com/PictView.aspx?ID=1304 Diamniotic-monochorionic gestation (pathologypics.com)].
	*[http://library.med.utah.edu/WebPath/PLACHTML/PLAC006.html Di-Mo placenta (utah.edu)].		*[http://library.med.utah.edu/WebPath/PLACHTML/PLAC006.html Di-Mo placenta (utah.edu)].

2013-12-11T03:12:32Z

Diamniotic-dichorionic gestation

← Older revision		Revision as of 03:12, 11 December 2013
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	====Images====		====Images====
	*[http://library.med.utah.edu/WebPath/PLACHTML/PLAC005.html ~~Di-Di~~ placenta (utah.edu)].		<gallery>
			Image:Diamniotic-dichorionic_twin_placenta_-_low_mag.jpg \| DiDi placenta. (WC)
			</gallery>
			*[http://library.med.utah.edu/WebPath/PLACHTML/PLAC005.html DiDi placenta (utah.edu)].

	===Sign out===		===Sign out===

2013-10-30T19:58:15Z

Microscopic

← Older revision		Revision as of 19:58, 30 October 2013
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	===Microscopic===		===Microscopic===
	Features:<ref ~~name=Ref_H4P2_979~~>~~{{Ref H4P2\|979}}~~</ref>		Features:<ref>URL: [http://library.med.utah.edu/WebPath/PLACHTML/PLAC006.html http://library.med.utah.edu/WebPath/PLACHTML/PLAC006.html]. Accessed on: 30 October 2013.</ref>
	*No chorion in the T-zone - '''key feature'''.		*No chorion in the T-zone - '''key feature'''.

2013-10-30T19:57:02Z

Diamniotic-dichorionic gestation

← Older revision		Revision as of 19:57, 30 October 2013
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	===Gross===		===Gross===
	*Thick ~~membrane at T~~-~~zone~~.		Features - T-zone:<ref name=Ref_Placenta129>{{Ref Placenta\|129}}</ref>
			*Thick.
			*Less translucent.
			*Blood vessels - fine branching.

	===Microscopic===		===Microscopic===
	Features:		Features:
	*~~Decidua interposed between two chorions~~.		*Chorion present in the T-zone.

	====Images====		====Images====

2013-10-30T19:52:40Z

General

← Older revision		Revision as of 19:52, 30 October 2013
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	*Split at approximately 7th day.		*Split at approximately 7th day.
	*Always monozygotic twins.		*Always monozygotic twins.
			*Very rare.
			*High rate of complications - cords get into knots.

	===Gross===		===Gross===

2013-10-30T19:51:51Z

Gross

← Older revision		Revision as of 19:51, 30 October 2013
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	===Gross===		===Gross===
	*No membrane between the fetuses - apparently clinically.		*No membrane between the fetuses - apparently clinically.
			*Umbilical cord attachments usually very close to one another.<ref name=Ref_Placenta133>{{Ref Placenta\|133}}</ref>

	==Diamniotic-monochorionic gestation==		==Diamniotic-monochorionic gestation==

2013-10-30T19:50:26Z

Diamniotic-monochorionic gestation

← Older revision		Revision as of 19:50, 30 October 2013
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	===Microscopic===		===Microscopic===
	Features:<ref name=Ref_H4P2_979>{{Ref H4P2\|979}}</ref>		Features:<ref name=Ref_H4P2_979>{{Ref H4P2\|979}}</ref>
	*~~One~~ chorion ~~(no decidua)~~ in the T-zone.		*No chorion in the T-zone - '''key feature'''.

	====Images====		====Images====

2013-10-30T19:49:21Z

Gross

← Older revision		Revision as of 19:49, 30 October 2013
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	===Gross===		===Gross===
	*Thin membrane at T-zone.		Features - T-zone membrane is:<ref name=Ref_Placenta128>{{Ref Placenta\|128}}</ref>
			*Thin.
			*Translucent.
			*No blood vessel remnants.

	===Microscopic===		===Microscopic===