Cardiac surgery

Question 1

percent of CPB who have HIT post op?

Answer 1

3%

Question 2

primary cause of thrombocytopenia post cardaic surgery?

Answer 2

mechanical destruction by bypass circuit, hemodilution while on bypass

Question 3

timing of thromboyctopenia nadir post bypass?

Answer 3

day 2-3

Question 4

who is a good candidate for a mechanical mitral?

Answer 4

<50 yo, low risk for CVA, no bleeding CI, access to regular medical care

Question 5

who is a candidate for bioprosthetic valve?

Answer 5

older patient, shorter life exectancy

Question 6

mechanisms of phrenic neuropathy post CABG?

Answer 6

cold induced, direct trauma, needle insertion, ischemic injury to the vasovasorum