Home   Chapter Home   Jobs   Conferences   Fellowships   Books

Advertisement

Placenta

Placental gross/microscopic abnormalities, non-neoplastic

Low weight / small for gestational age

Reviewers: Mandolin Ziadie, M.D. (see Reviewers page)
Revised: 15 November 2011, last major update October 2011
Copyright: (c) 2003-2011, PathologyOutlines.com, Inc.

Definition
=========================================================================

● Placental weight that falls below the 10th percentile for gestational age

Etiology
=========================================================================

● Due to a variety of causes including fetal factors (prematurity, fetal malformations or trisomy, small for date fetus, neonatal high hemoglobin or lower than expected body size in later childhood for fetus) and maternal factors (low pregnancy weight gain, low maternal pregravid body weight, high maternal hemoglobin during pregnancy, gestational hypertension, paid employment during pregnancy, low parity, maternal diabetes, CMV, HSV or other chronic infections; other causes of reduced uteroplacental blood flow)

Micro description
=========================================================================

● Evidence of placental hypoxia including terminal villous hypoplasia, chorangiosis or Tenney-Parker change

End of Placenta > Placental gross/microscopic abnormalities, non-neoplastic > Low weight / small for gestational age

This information is intended for physicians and related personnel, who understand that medical information is often imperfect, and must be interpreted in the context of a patient's clinical data using reasonable medical judgment. This website should not be used as a substitute for the advice of a licensed physician.

All information on this website is protected by copyright of PathologyOutlines.com, Inc. Information from third parties may also be protected by copyright. Please contact us at copyrightPathOut@gmail.com with any questions (click here for other contact information).