23rd July 2020

A 67-year-old man has developed severe renal failure, following a coronary artery bypass graft

A 67-year-old man has developed severe renal failure, following a coronary artery bypass graft. Subsequent bloods show a potassium level of 6.4 .You suspect atheroembolic emboli are the cause, as a result of this invasive vascular procedure. You however see no evidence of further emboli. Emergency hyperkalaemia treatment is started, but the potassium remains high, and creatinine dangerously elevated.

What is the most appropriate management of this patient’s renal failure?

Select the SINGLE most appropriate option from the list below. Select ONE option only.