Anterior circulation: No flow-limiting stenosis or aneurysm.
Posterior circulation: No flow-limiting stenosis or aneurysm.
Dural venous sinuses: Patent.
Additional comment: None.
Limited and nondiagnostic.
1. New bilateral mesial temporal lobe signal abnormality and edema with restricted diffusion in the hippocampi tails. Differential diagnosis includes infection such as herpes encephalitis or post-ictal changes. Consider CSF sampling as clinically indicated.
2. No flow-limiting stenosis or aneurysm.
3. Pituitary gland prominence with upward convexity of the superior border and margin. Correlate with pituitary function tests and further evaluation with a pituitary protocol brain MRI with contrast when the patient is able to tolerate such an exam.
4. Note that contrast was not administered as the patient was unable to complete the entire exam.