Combined carotid and coronary artery disease

A 56 year old man is found to have 80% left main coronary artery stenosis requiring CABG. What is the likelihood of this patient having severe carotid artery stenosis (>70%)?

A 75 year old man has a history of TIA 2 weeks ago about found to have right carotid artery stenosis of 70%. Additionally, for workup of chest pain, he was found to have 80% left main coronary artery disease. Which of the following is the most reasonable treatment modality?

A 65 year old female is found to have symptomatic left main coronary artery disease and a severe 80% unilateral carotid artery stenosis. She denies any history of TIA or stroke. Which of the following is the best treatment plan?

In patients undergoing CABG with asymptomatic carotid artery disease, which of the following steps may help mitigate the patient’s stroke risk intraoperatively?

During concomitant CEA planned to be done before CABG, the internal carotid artery is clamped prior to performing the endarterectomy. There is a significant drop in the cerebral oximetry with EEG changes. Which of the following is the best next step in management?