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Placenta

Specific Fetal and Maternal Conditions

Smoking

Reviewers: Mandolin Ziadie, M.D., (see Reviewers page)
Revised: 12 November 2011, last major update November 2011
Copyright: (c) 2003-2011, PathologyOutlines.com, Inc.

Definition
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● Maternal smoking is associated with a single umbilical artery and increased cord vessel branching (BMJ 1991;302:569)
● Placental weights are often greater than in non-smokers

Micro description (Histopathology)
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● May show increased calcification, Tenney-Parker change, villous fibrosis and thickened trophoblastic basement membranes

End of Placenta > Specific Fetal and Maternal Conditions > Smoking

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