Table 2.
Features supporting diagnosis of a simple cyst | Features not supporting diagnosis of a simple cyst |
Anechoic lesion | Echoic lesion |
Thin wall | Thick wall |
Absence of septations | Presence of septations |
No peripheral enhancement on CT/MRI | Peripheral enhancement on CT/MRI |
Homogeneous appearance | Heterogeneity within the cyst |
Hydatid sand | |
Presence of daughter cysts | |
Heavy wall calcifications |