- Gaze deviation with hemiparesis and aphasia is a cortical problem until proven otherwise.
- In stroke, patients look toward the lesion. In seizure, patients will look away from it.
- Ipsi cranial nerve deficits with contra body deficits are brainstem lesions until proven otherwise.
- Type A dissections that cause neuro symptoms usually lead to left-sided dysfunction. The dissection takes out the innominate artery leading to right hemispheric damage.