This document provides an overview of the cross sectional anatomy of the head at different levels, from below the 4th ventricle to above the ventricular level. It discusses the anatomy, blood supply, and various pathologies that can be seen in different imaging modalities like T1 sagittal, flair, and CT angiogram scans, such as epidural hematoma, subdural hematoma, subarachnoid hemorrhage, MCA infarct, lacunar infarct, neurocysticercosis, tuberculoma, and meningioma.