Deep cerebral vein thrombosis can present with acute, severe neurologi
cal symptoms and may be rapidly fatal as in the 20-year-old woman repo
rted here. Although MRI is superior for establishing the diagnosis, CT
is usually the first examination performed in the clinical setting. I
t is therefore important to recognise certain indicators such as exten
sive bithalamic low density These and certain other less specific sign
s are correlated with the MRI and autopsy findings.