A patient with renal failure is scheduled for a surgical procedure. When would surgery be contraindicated for this patient due to laboratory results?
a) A blood urea nitrogen level of 42 mg/dL
b) A creatine kinase level of 120 U/L
c) A serum creatinine level of 0.9 mg/dL
d) A urine creatinine level of 1.2 mg/dL
Answer: A blood urea nitrogen level of 42 mg/dL
If the answers is incorrect or not given, you can answer the above question in the comment box. If the answers is incorrect or not given, you can answer the above question in the comment box.