Evaluate for new bleed. History of altered mental status. Nonenhanced head CT:There is no evidence of any new finding since prior exam. The cortical sulci, ventricular system and all CSF cisterns remain within normal. The gray -- white matter differentiation is also within normal. If patient's condition persist recommend an MRI examination.Calvarium is intact. Visualized mastoid air cells and middle ear cavities as well as paranasal sinuses are unremarkable.
1.No evidence of acute new findings.2.CT is insensitive for detection of any ischemic process. Recommend MRI if patient's clinical condition persists.