Recommendation Table 8.

Recommendations for choosing cannulas for the cardiopulmonary bypass circuit

Recommendations	Class a	Level b	Ref c
It is recommended that there is a preoperative agreement between the perfusionist and surgeon on the choice of the size and type of venous and arterial cannulas in order to provide an adequate and safe venous return and an appropriate arterial flow tailored to the needs of the patient and the procedure.	I	C	-
Epiaortic ultrasonography should be considered to evaluate the ascending aorta for atherosclerotic plaques to decrease the risk of cerebral injuries.	IIa	B	112, 113, 114, 115

^aClass of recommendation.

^bLevel of evidence.

^cReferences.