Normal Arterial Blood Gas (ABG) Levels What is an ABG? For analysis a small sample of arterial blood (approximately 2ml) taken via an intermittent ‘stab’ into an artery (usually at the wrist, see abo...
A normal blood creatinine level A normal blood creatinine level is 60-120 mcmol/L (micromoles per litre). In the USA (and a few other countries), different (imperial) units are used, and the normal le...
A normal blood GFR level If you have ever looked at your blood test results, you likely saw a value labeled eGFR (Estimated Glomerular Filtration Rate). According to the CKD/GFR Classification, normal...
A normal blood HbA1c level A normal HbA1c level is below 42 mmol/mol. What is haemoglobin HbA1c? Haemoglobin A1c (HbA1c) is a blood test that measures your average blood glucose (sugar) level over the...
What is a Normal Blood Glucose Level? Understanding your blood sugar (glucose) levels is the first step in managing metabolic health. Blood glucose is the primary sugar found in your blood, acting as ...
What is a U&E Blood Test? Understanding Kidney Function and Electrolyte Results Written by Dr. Andrew Stein MD, Consultant Nephrologist (UHCW Coventry). Last updated: July 2026 A Urea and Electrol...
What is a high blood creatinine level? Understanding your blood test results is a vital part of managing your health, particularly when it comes to the kidneys. One of the most common markers doctors ...
List of normal lab values – and what they mean Medically Reviewed by Dr. Andrew Stein MD, Consultant Nephrologist (Hospital Kidney Specialist). Last updated: June 2026 Understanding (and monitoring) y...
How can I check results of my blood tests? We recommend your join an excellent free web service called Patient Knows Best (PKB). It shows your latest blood test results. It can also show (for some peo...
What is GFR (Glomerular Filtration Rate)? Medically Reviewed by Dr. Andrew Stein MD, Consultant Nephrologist (Hospital Kidney Specialist). Last updated: June 2026 This article explains glomerular filt...
