Fig. 10

Anechoic cyst (short arrow) with a septation (long arrow) (a) in a patient with previous colorectal carcinoma. There is no enhancement within the cyst or the avascular septation at 12 s (b) or 2 min 30 s (c). A different patient with a heterogenous complex cyst (callipers on B mode, d). There is no enhancement within this cyst or its dependent debris and no enhancing capsule (e 32 s, f 66 s, g 2 min 37 s)