PICTORIAL INTERLUDE

Normal variant
striate calcification

perpendicular to
the lateral
ventricles

Ralph Drosten
MfJ BCh, FCRad (D)

EEG assessment.
A pre-intravenous (N) contrast

axial computed tomography (CT)
scan of the brain (Fig. 1) demonstrat -
ed multiple thin calcific striations per-
pendicular to the lateral ventricles, in
the deep white matter of the corona
radiata. No abnormal post-contrast
enhancement, mass or mass effect was
observed.

Department of Thoracic Imaging
Brigham and Women's Hospital

Boston, USA

Case
presentation

A 43-year-old man presented to
his doctor after his second grand mal
seizure. He was found to be entirely
normal on clinical and neurological
examination, laboratory testing and

Discussion
Striate calcification perpendicular

Fig. 1. Pre-contrast axial CT of the brain at the level
of the lateral ventricles showing striate calcifications
perpendicular to the lateral ventricles in the deep
white matter of the corona radiata. -

to the lateral ventricles is a recognised
normal variant and has no known
pathological or clinical relevance.

51 SA JOURNAL OF RADIOLOGY • March 2002