Can creatine supplements lead to “false” elevation in serum creatinine?

By Rajnish Mago, MD (bio) Don’t you hate it when a patient with bipolar disorder is doing very well on lithium and then the serum creatinine becomes abnormally elevated? One of my patients, a young man in his 20s with bipolar disorder and OCD, was doing extremely well clinically on lithium 900 mg at bedtime,…