Blood Urea Nitrogen (BUN)

Get a free nursing lab values cheat sheet at NURSING.com/63labs   What is the Lab Name for Blood Urea Nitrogen (BUN) Lab Values? Blood Urea Nitrogen   What is the Lab Abbreviation for Blood Urea Nitrogen? BUN   What is Blood Urea Nitrogen in terms of Nursing Labs? Blood urea nitrogen (BUN) measures the amount of urea in the blood. When protein is broken down ammonia is formed. Ammonia is converted to urea in the liver and is eventually excreted in the kidneys.   What is the Normal Range for Blood Urea Nitrogen? 7-20 mg/dL   What are the Indications for Blood Urea Nitrogen? Identifying: Liver Problems Renal Problems Hydration Status Tumor Lysis Evaluate effects of drugs on: Liver Kidney Monitor effectiveness of hemodialysis   What would cause Increased Levels of Blood Urea Nitrogen? Renal Failure Congestive Heart Failure (CHF) Myocardial Infarction (MI) Kidney Disease Shock Dehydration Excessive Protein Intake Diabetes Mellitus (DM) Gastrointestinal (GI) bleed Urinary Tract Obstruction   What would cause Decreased Levels of Blood Urea Nitrogen? Liver Failure Over-hydration Inadequate Protein Intake Pregnancy