Difference between revisions of "Placenta"

Placenta (view source)

621 bytes added , 16:35, 8 February 2011

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 *Fetal heart rate abnormalities (~70%).
-===Pathologic findings===
+Sign-out:
+*Pathologists should sign-out this as "focal adherent retroplacental hematoma".
+**The pathologic findings may be due to abruption or manual removal of the placenta.
+===Gross===
+Features:<ref>CS. 7 February 2011.</ref>
+*Large adherent blood clot.
+*Disc depression on maternal side.
+Notes:
+*Loosely attached clot less convincing.
+*Central haemorrhage is the most worrisome.
+===Microscopic===
 Features:
-*Gross pathology: depression on maternal side, large blood clot.
+#Decidual hemorrhage.
-**Central haemorrhage is the most worrisome.
+#*Blood in the decidua.
+#Intravillous hemorrhage, [[AKA]] villous stromal hemorrhage.
+#*"Bags of blood" - blood outside of vessels in the villi.
+#**Should not be confused with congested villi.
-Note:
+Notes:
-*There are '''no''' good microscopic findings for placental abruption.
+*There are '''no''' definitive microscopic findings for placental abruption.
+*Intravillous hemorrhage is non-specific - may arise in the following: early placental infarct, cord compression, abdominal trauma.
 =Infection=