My wife aged 46 is having blood urea 58 and increased to 78-80. Creatinine 3.2 reduced to 2.2 and increased to 2.9 and reduced to 2.8 in months time (fluctuation). Sugar levels normal. for 8 years metformin is used.BP fluctuating 120/70, 140/90, now 120/60.  pls advise what to do for treatment.
Hello and welcome to Chat Doctor. As a Urologist, I can understand your anxiety. Your wife has chronic renal (kidney) failure(CRF), with diabetes.(DM). She should do the following tests for expert opinion and treatment