PT/INR: Introduction, Application, and Keynotes

Prothrombin Time Test and INR (PT/INR)

Introduction PT (Prothrombin Time) and INR (International Normalised Ratio) are laboratory tests used to assess the extrinsic and common pathways of the blood coagulation system. PT measures the time it takes for blood to clot, while INR standardises this measurement globally, allowing consistent interpretation across …

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Leucine Crystals: Introduction, Identification Features, and Clinical Significance

Leucine crystal in urine microscopy at a magnification of 1600X

Introduction Leucine crystals are rare urinary findings that typically appear in patients with severe liver disease, such as advanced cirrhosis, severe hepatitis, or metabolic disorders like maple syrup urine disease. They form in acidic urine and indicate a disturbance in amino acid metabolism. Identification Features …

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Lactate Dehydrogenase (LDH) Blood Test-Introduction, Test Result, Unit, Reference Range, Test Methods, Clinical Significance, and Keynotes

Introduction The lactate dehydrogenase (LDH) blood test measures LDH, an enzyme involved in energy production in cells. Indeed, LDH levels reflect cell damage or tissue breakdown caused by various medical conditions.This test helps diagnose and monitor conditions like liver disease, heart problems, and certain cancers.Moreover, …

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Albumin Blood Test-Introduction, Test Result, Unit, Reference Range, Test Methods, Clinical Significance, and Keynotes

Introduction An albumin blood test measures the level of albumin, a crucial protein, in your blood.Indeed, this test helps assess liver and kidney function, as these organs produce and regulate albumin.Albumin supports fluid balance and transports vital substances like hormones and nutrients throughout the body. …

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Total Protein Test-Introduction, Test Result, Unit, Test Method, Clinical Significance, and Keynotes

Introduction The total protein test measures the combined amount of albumin and globulin in your bloodstream.Moreover, it offers important insights into liver function and overall nutritional status. However, doctors may also order this test to evaluate chronic disease or infection risk. In addition, abnormalities in …

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Alpha-1 Antitrypsin Test-Introduction, Test Result, Unit, Reference Range, Test Methods, Clinical Significance, and Keynotes

Introduction The Alpha-1 Antitrypsin (AAT) test is a blood test that measures the level of Alpha-1 Antitrypsin, a protein produced by the liver. This protein plays a key role in protecting the lungs and other tissues from damage caused by enzymes like elastase. Low levels …

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Anti-alpha-1 Antitrypsin Antibodies-Introduction, Test Result, Unit, Reference Range, Test Methods, Clinical Significance, and Keynotes

Introduction Alpha-1 antitrypsin (AAT) is a blood protein that functions as a protease inhibitor, particularly protecting the lungs from damage by inhibiting enzymes released during inflammatory reactions. Anti-alpha-1 antitrypsin antibodies are specialized proteins that target and bind to AAT, and they have a variety of …

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Aldolase Test-Introduction, Test Result, Unit, Reference Range, Test Methods, Clinical Significance, and Keynotes

Introduction The Aldolase Test measures the level of the enzyme aldolase in the blood, which can indicate muscle damage. Here’s a basic outline of the test result, unit, reference range, and test methods: Aldolase Test Test Result, Unit, Reference Range, and Test Methods The Aldolase …

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