Hyperacute Venous Stroke 4b
53 year old female who presented with acute onset diplopia and imaging evidence of dural sinus thrombosis affecting the torcular herophile, the left mesial transverse sinus, and the parietal segment of the SSS. Patient had evidence of meningitis and right sigmoid region epidural abscess. Patient was treated medically and with a right mastoidectomy. This patient is being reimaged at 10 days after the initial imaging. Hyperintensity on a noncontrast T1-w MR indicates the thrombus now contains met-Hgb, which usually begins after 4-6 days.