Diagnostic ultrasound ( PDFDrive )

CHAPTER 43 Sonographic Evaluation of the Placenta 1477
A
B
C
FIG. 43.17 Placental Infarctions in Patient With Severe Preeclampsia.
(A) Transabdominal sonogram of third-trimester placenta demonstrates
multiple hyperechoic bordered cysts with sonolucent cores.
(B) In another patient with severe IUGR, a single placental infarction is
demonstrated by a cyst with a hyperechoic border (arrow). (C) In a
different patient also with severe preeclampsia, multiple hyperechoic
borders with sonolucent cores (arrows). See also Videos 43.10 and
43.11.
1
2
A
B
FIG. 43.18 Placental Cysts. (A) Transabdominal sonogram of a third-trimester placenta demonstrates a small placental cyst (arrow).
(B) Transabdominal sonogram of a second-trimester placenta with a surface cyst (calipers) located near the umbilical cord insertion.