Multiple Cavernomas in Brain

CT findings of Cavernomas or Cavernous Angiomas of Brain

NECT

Negative in 30-50%
Well-delineated round/ovoid hyperdense lesion, usually < 3 cm
40-60% Ca++
No mass effect unless recent hemorrhage
Surrounding brain usually appears normal

CECT: 

Little/no enhancement unless mixed with other lesion (e.g., DVA)

CTA: Usually negative

Reference : DI, Brain.