D-dimer, Magnetic Resonance Imaging Diffusion-weighted Imaging, and ABCD2 Score for Transient Ischemic Attack Risk Stratification

Many patients with TIA have a high-risk mechanism (large vessel stenosis or cardioembolism) or will experience stroke/death within 90 days. Increasing ABCD2 scores were associated with this composite end point. Measurement of DD did not provide additional prognostic information.