A diabetic patient with a creatinine of 1.7 was started on an ACEI (angiotensin converting enzyme inhibitor) for hypertension and presents to the emergency room with weakness.
Her other medications include:
statin, beta blocker, spironolactone, insulin, aspirin.
Laboratory examinations show hyperkalemia.
Which is the most important cause of hyperkalemia in this patient?
a. Worsening renal function
b. Uncontrolled diabetes
c. Statin-induced rhabdomyolysis
d. Drug-induced defects in the renin-angiotensin-aldosterone system