BNP vs NT-proBNP: What Is the Difference?
BNP and NT-proBNP are blood tests that help show whether the heart is under strain, especially when heart failure is suspected. They are closely...
B-Type Natriuretic Peptide (BNP) Test: High BNP, Heart Failure, Normal Range, and Results
The BNP test measures a hormone released by the heart when its chambers stretch from extra pressure or fluid. It is most often used...
Cardiac Biomarker Panel Test: Troponin, CK-MB, BNP, Myoglobin, and Heart Injury Results
A cardiac biomarker panel is a group of blood tests used when doctors need fast information about possible heart muscle injury, heart attack, heart...
Cardiac Enzyme Panel vs Cardiac Biomarker Panel: What Is the Difference?
A cardiac enzyme panel and a cardiac biomarker panel are closely related blood test groupings, but they are not the same idea. “Cardiac enzyme...
Cardiac Enzyme Test Panel: Troponin, CK-MB, Myoglobin, Heart Attack, and Results
A cardiac enzyme test panel is a group of blood tests used to look for heart muscle injury, most often when someone has chest...
CK and Myoglobin: Interpreting Muscle Injury and Rhabdomyolysis Risk
Creatine kinase (CK) and myoglobin are two blood markers that rise when skeletal muscle cells are injured. They are often checked after severe muscle...
CK, AST, and LDH: Interpreting Muscle vs Liver Injury Patterns
Creatine kinase (CK), aspartate aminotransferase (AST), and lactate dehydrogenase (LDH) can rise after muscle damage, liver injury, blood cell breakdown, intense exercise, infection, trauma,...
CK-MB and Troponin: Interpreting Cardiac Enzyme Patterns
CK-MB and troponin are blood markers released when heart muscle cells are injured, but they do not carry the same diagnostic weight. Troponin I...
CK-MB Blood Test: High CK-MB, Heart Muscle Injury, Normal Range, and Results
The CK-MB blood test measures a specific form of creatine kinase, an enzyme released when muscle cells are injured. CK-MB was once one of...
CK-MB Relative Index Test: Heart Injury, Skeletal Muscle Damage, CK-MB Ratio, and Results
The CK-MB relative index is a calculated result that compares CK-MB, a form of creatine kinase found in heart muscle and smaller amounts of...
Copeptin Blood Test: Heart Attack Rule-Out Marker, Stress Response, and Results
Copeptin is a blood marker that rises quickly when the body is under severe physical stress. In emergency chest pain care, it has been...
Creatine Kinase (CK) Test: High CK, Normal Range, Muscle Damage, Rhabdomyolysis, and Results
Creatine kinase, often shortened to CK or CPK, is an enzyme found mainly in skeletal muscle, heart muscle, and the brain. When muscle cells...
Galectin-3 Blood Test: High Galectin-3, Heart Failure Risk, Fibrosis, and Results
Galectin-3 is a blood marker linked to inflammation, tissue repair, scarring, and heart remodeling. In heart failure, it is used most often as a...
Heart-Type Fatty Acid Binding Protein (H-FABP) Test: Heart Injury Marker, Heart Attack, and Results
Heart-type fatty acid binding protein, often shortened to H-FABP, is a blood marker released quickly when heart muscle cells are injured. It rises earlier...
High-Sensitivity Troponin I Test: Heart Attack, Normal Range, High Levels, and Results
High-sensitivity troponin I is one of the most important blood tests used when doctors need to check for heart muscle injury. It can detect...
High-Sensitivity Troponin: Interpreting Low-Level Elevations Without Missing Emergencies
High-sensitivity troponin testing can detect very small amounts of heart muscle injury, often before older troponin tests would become positive. That sensitivity saves lives,...
High-Sensitivity Troponin T Test: Heart Attack, Normal Range, High Levels, and Results
The high-sensitivity troponin T test is a blood test used to detect injury to heart muscle cells. It is most often ordered when a...
Ischemia-Modified Albumin (IMA) Test: Cardiac Ischemia, High IMA, Heart Risk, and Results
Ischemia-modified albumin, often shortened to IMA, is a blood marker that can rise when tissues are under low-oxygen stress. In heart care, it has...
Lactate Dehydrogenase (LDH) Test: High LDH, Normal Range, Tissue Damage, Muscle Injury, and Results
Lactate dehydrogenase, usually shortened to LDH, is an enzyme found inside many tissues, including skeletal muscle, heart muscle, liver, kidneys, lungs, brain, and red...
LDH Isoenzymes Test: Heart, Muscle, Liver, Blood Cell Damage, and Results
The LDH isoenzymes test is a blood test that separates lactate dehydrogenase into five forms, called LDH-1 through LDH-5. LDH is an enzyme found...