Delirium is common in stroke, and is associated with poorer outcomes for the patient.2,3 However, the pathogenesis of delirium is poorly understood and thought to involve a multitude of interacting factors which increase the risk of a person experiencing delirium.1

References:
1. Wilson JE, Mart MF, Cunningham C, et al. Delirium. Nat Rev Dis Primers 2020; 6 (1): 90.

2. Shaw RC, Walker G, Elliott E, Quinn TJ. Occurrence rate of delirium in acute stroke settings: systematic review and meta-analysis. Stroke 2019; 50 (11): 3028–3036.

3. Shi Q, Presutti R, Selchen D, Saposnik G. Delirium in acute stroke: a systematic review and meta-analysis. Stroke 2012; 43 (3): 645–649.