CLASSIFICATION OF FETAL OVARIAN CYST (1)

 

 

Simple ovarian cyst

Complex ovarian cyst

Anechoic

Heterogenous

Round

Hyperechogenic components

>20 mm in diameter

Thick wall

Unilocular

Free floating material

Intrapelvic or more often intra-abdominal

Torsion – intracystic septations and absent color flow.

Unilateral (rarely bilateral)

 

Thin walled

 

More or less mobile with maternal positioning

 

 

 

 

REFERENCES

  1. Nussbaum AR, Sanders RC, Hartmann DS et.al. Neonatal ovarian cysts: sonographic pathologic correlation. Radiology 1988;168:817.