Clinical relevance of transcranial Doppler in a cardiac surgery setting: embolic load predicts difficult separation from cardiopulmonary bypass.

"Declarations Ethics approval and consent to participateAfter approval from the institutional research and ethics committee, on September 28th 2020, a retrospective single-centre cohort study was designed (#2021–2810). Consent for publicationNot applicable. Competing interestsDr. Denault is a speaker and consultant for CAE Healthcare and speaker for Edwards and Masimo. He received a research grant from Edwards (2019).  Dr. Ben-Ali received research grant from Edwards and Medtronic. Competing interests Dr. Denault is a speaker and consultant for CAE Healthcare and speaker for Edwards and Masimo. He received a research grant from Edwards (2019).  Dr. Ben-Ali received research grant from Edwards and Medtronic."

"Funding Supported by the Montreal Heart Institute Foundation and the Richard I. Kaufman Endowment Fund in Anesthesia and Critical Care. The funding sources had no role in the design of the study and collection, analysis, and interpretation of data or in writing the manuscript."