Placenta: Difference between revisions
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File:Insignificant intervillous neutrophils, annotated.jpg|On the other hand, a small amount of intervillous neutrophils by the fetal surface like this is insignificant. | File:Insignificant intervillous neutrophils, annotated.jpg|On the other hand, a small amount of intervillous neutrophils by the fetal surface like this is insignificant. | ||
File:Histopathology of phlebitis and funisitis, annotated.jpg|thumb|Umbilical cord: Acute '''phlebitis''' and '''funisitis''' (inflammation of a vein and the connective tissue, respectively) with neutrophils. | File:Histopathology of phlebitis and funisitis, annotated.jpg|thumb|Umbilical cord: Acute '''phlebitis''' and '''funisitis''' (inflammation of a vein and the connective tissue, respectively) with neutrophils. | ||
File:Histopathology of chorioamnionitis.jpg|Acute '''chorioamnionitis''', with neutrophils in the chorion. | File:Histopathology of chorioamnionitis.jpg|Acute '''chorioamnionitis''', with neutrophils in the chorion. Also seen are fibrin thrombi, which indicate a severe fetal inflammatory response.<ref>{{cite journal|last1=Kim|first1=Chong Jai|last2=Romero|first2=Roberto|last3=Chaemsaithong|first3=Piya|last4=Chaiyasit|first4=Noppadol|last5=Yoon|first5=Bo Hyun|last6=Kim|first6=Yeon Mee|title=Acute chorioamnionitis and funisitis: definition, pathologic features, and clinical significance|journal=American Journal of Obstetrics and Gynecology|volume=213|issue=4|year=2015|pages=S29–S52|issn=00029378|doi=10.1016/j.ajog.2015.08.040}}</ref> | ||
</gallery> | </gallery> | ||
*At least if there is a suspicion of '''meconium''' in the amniotic fluid (from clinical history and/or the gross exam), look for the following histopathologic signs of it:<ref>{{cite web|url=https://www.pathologyoutlines.com/topic/placentameconium.html|title=Placenta - Nonneoplastic placental conditions and abnormalities - Noninfectious - Meconium staining|website=Pathology Outlines|author=Mandolin S. Ziadie}} Topic Completed: 1 October 2011. Minor changes: 27 August 2020</ref> | *At least if there is a suspicion of '''meconium''' in the amniotic fluid (from clinical history and/or the gross exam), look for the following histopathologic signs of it:<ref>{{cite web|url=https://www.pathologyoutlines.com/topic/placentameconium.html|title=Placenta - Nonneoplastic placental conditions and abnormalities - Noninfectious - Meconium staining|website=Pathology Outlines|author=Mandolin S. Ziadie}} Topic Completed: 1 October 2011. Minor changes: 27 August 2020</ref> | ||