RSS Feed on Applied Radiologyhttp://www.appliedradiology.com RSS Feed on Applied RadiologyArachnoid cysthttp://www.appliedradiology.com//Issues/2000/01/Cases/Arachnoid-cyst.aspx<p> The sagittal TI-weighted MR image (figure 1) demonstrates a low-signal intensity, homo-geneous, extra-axial collection in the left frontal region with mild mass effect on the adjacent brain (arrows). The axial T2-weighted MR image (figure 2) shows the lesion as homogeneous high-signal intensity. The signal in</p>Tuesday, 01 Feb 2005 13:47:46 GMT