Example - Radial Cerebral MR Angiogram Maximum Intensity Projection (Radial Cerebral MRA MIP)

ROI centred on aneurysm of the anterior communicating system.

Original MR image
+ Region Of Interest (ROI)

9x ROI
before enhancement

9x ROI
after enhancement

9x ROI
after enhancement
with outlining for indirect measurement of diameter

Area A = 52.82 mm2
Diameter d = 2*√(A/π) = 8.20 mm


Before and after enhancement, side-by-side:

'before' 'after'

Click this image for an animated 360° view of enhanced images of MR Angiogram Maximum Intensity Projection (MRA MIP) (12MB):