repeat a simple sentence. If their speech sounds unusual or they cannot complete the request, contact emergency services immediately.
Do not assume that confusion or unusual speech is simply part of aging, fatigue, or a medication side effect when it appears suddenly.
## 3. Sudden Changes in Vision
A mini-stroke can interfere with the brain’s visual pathways or the blood supply to the eye. Vision problems may affect one or both eyes.
Symptoms can include:
* Sudden blurred vision
* Double vision
* Partial or complete loss of sight
* A dark area or “curtain”
