Overview
Definition
Transient episode of neurologic dysfunction without acute infarction.
Epidemiology
Varies globally depending on genetics, environment, or exposure.
Etiology & Risk Factors
- Temporary ischemia (embolus, thrombosis).
Clinical Symptoms
- Sudden focal weakness
- speech difficulty
- or vision loss resolving within 24 hours (usually <1 hr).
Clinical Approach
Diagnosis
- MRI Brain (negative for infarct)
- Carotid ultrasound.
Management
- Aspirin/Clopidogrel
- modify stroke risk factors.
Complications
- High risk of impending major Ischemic Stroke.