B-Type Natriuretic Peptide (BNP) Test: Normal Levels & Purpose
A B-type natriuretic peptide (BNP) test measures the levels of BNP protein in your blood. High levels can be a sign of heart failure.
Troponin Test: What it Is and Normal Range - Cleveland Clinic
Under normal circumstances, it exists inside muscle cells and only freely circulates in your bloodstream in tiny amounts. However, damage to certain types of muscle cells can cause …
Cardiac Enzymes (Biomarkers): Types & What They Do
Jun 3, 2024 · Elevated levels of cardiac enzymes (cardiac biomarkers) in your blood can be a sign of heart damage, stress or inflammation. Now is the time to ask questions about your cardiac …
D-Dimer Test: What It Is, What It Is Used For, Risks & Results
Nov 9, 2021 · There are several different methods for testing the level of D-dimer in your blood, so there’s no one universal “normal” range. Your lab results will provide information indicating if …
Estimated Glomerular Filtration Rate (eGFR): Test & Levels
May 28, 2025 · What do eGFR numbers mean? For adults, a normal eGFR is about 100. The lowest eGFR is 0, which means your kidneys aren’t working. A healthcare provider may …
Creatine Kinase (CK): What It Is, Purpose & Procedure
Should I be concerned if I have higher-than-normal creatine kinase (CK) levels? If your creatine kinase (CK) test results reveal that you have high levels of CK, it doesn't necessarily mean …
Basic Metabolic Panel (BMP): What It Is, Procedure & Results
Many other factors can affect your results. Approximately 1 in 20 healthy people will have a result outside of the normal range. Your healthcare provider will let you know if you need further …
Ionized Calcium: What It Is & Ranges - Cleveland Clinic
Jan 11, 2024 · Abnormal levels can point to certain health issues like kidney or parathyroid conditions. Healthcare providers can check your levels with an ionized calcium test.
Aldosterone: What It Is, Function & Levels - Cleveland Clinic
Sep 12, 2022 · Normal value ranges for aldosterone levels may vary slightly among different laboratories. Be sure to look at the range of normal values listed on your laboratory report or …
Hypoalbuminemia: Causes, Symptoms, Treatment & Outlook
Albumin blood test: A normal albumin level ranges from 3.5 to 5.5 grams per deciliter (g/dL) of blood. Levels below that range are indications of an underlying medical condition.