Clinical question: stroke. Signs and symptoms: Facial droop. Nonenhanced head CT:There are is no detectable intracranial hemorrhage, edema, mass effect, midline shift or hydrocephalus.Cortical sulci, ventricular system, CSF cisterns and gray -- white matter differentiation remains within normal. If clinical concern for stroke persist recommend an MRI examination. CT is insensitive for detection of early strokes. Limited view of orbits, paranasal sinuses unremarkable. Calvarium is intact. Minimal bilateral opacification of mastoid air cells.
Negative head CT.