BUN stands for “Blood Urea Nitrogen,” and represents a breakdown product of protein digestion. Protein is digested into amino acids. Amino acids contain nitrogen, which is split off to form ammonia ...

My patient is a 74-year-old white woman who experienced recent atrial fibrillation with RVR that converted to normal sinus rhythm. She was found to have an elevated chloride level (85). Her blood urea ...

Blood urea nitrogen levels of a least 19.5 mmol/L served as an indicator of disease severity and prognosis. In patients with antineutrophil cytoplasmic antibody (ANCA)-associated vasculitis (AAV), ...

Dear Dr. Roach: I am a female, nearly 55 years old. In August 2011, I was fortunate to receive a heart transplant (I had an enlarged, weakened heart that was thought to have started with a virus).

Creatinine is essentially a metabolite of creatinine phosphate, a compound that acts as a source of energy in muscle. Men tend to have higher creatinine levels than women due to their greater skeletal ...

Creatinine is a product of muscle metabolism and the most specific indicator of renal function because it is freely filtered through the glomerulus. Throughout adult life, the serum creatinine can ...

Creatinine is essentially a metabolite of creatine phosphate, a compound that acts as a source of energy in muscle. In other words, creatinine is a waste product generated from the normal wear and ...

Understanding your creatinine levels is important for monitoring kidney function. When you go for your yearly check-up, you’ll likely have a routine blood test for creatinine. In some cases, your ...