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Difference between revisions of "Placenta"
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→Coiling: done
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==Coiling== | ==Coiling== | ||
*There is little uniformity in how coiling is assessed in the medical literature - though 10% and 90% are considered the cut-points for normal.<ref name=pmid21080869>{{cite journal |author=Khong TY |title=Evidence-based pathology: umbilical cord coiling |journal=Pathology |volume=42 |issue=7 |pages=618–22 |year=2010 |month=December |pmid=21080869 |doi=10.3109/00313025.2010.520309 |url=}}</ref> | *There is little uniformity in how coiling is assessed in the medical literature - though 10% and 90% are considered the cut-points for normal.<ref name=pmid21080869>{{cite journal |author=Khong TY |title=Evidence-based pathology: umbilical cord coiling |journal=Pathology |volume=42 |issue=7 |pages=618–22 |year=2010 |month=December |pmid=21080869 |doi=10.3109/00313025.2010.520309 |url=}}</ref> | ||
**What are the 10% and 90% cut-points? They are not given in WMSP. UT access to a journal article<ref name=pmid16076615>PMID 16076615.</ref> that might have it is screwed-up. | |||
*Hypo- and hypercoiling are both considered problematic.<ref name=Ref_WMSP464>{{Ref WMSP|464}}</ref> | *Hypo- and hypercoiling are both considered problematic.<ref name=Ref_WMSP464>{{Ref WMSP|464}}</ref> | ||
* | *Associated with cord stricture, which is usu. at the fetal end of the cord.<ref name=Ref_WMSP465>{{Ref WMSP|465}}</ref> | ||
==Cord hematoma== | |||
Features:<ref name=Ref_WMSP465>{{Ref WMSP|465}}</ref> | |||
*Rare ~ 1/5500. | |||
*Mortality ~50% is severe. | |||
=Twin placentas= | =Twin placentas= | ||