Understanding And Evaluating Common Laboratory Tests Pdf

understanding and evaluating common laboratory tests pdf

File Name: understanding and evaluating common laboratory tests .zip
Size: 20811Kb
Published: 10.06.2021

L icensed Practical Nurses LPNs are responsible for providing safe, competent and quality care to clients.

Your Lab Results Decoded

After the sample has been analyzed in the lab and the results compiled, a blood test report will in most cases be supplied to the testee. The report details the various components in the blood and at what level they are present. For those from non-medical backgrounds, the reports provided following blood tests can be complex and difficult to decipher. Blood test results generally use the metric system of measurement and various abbreviations, including: [2]. People worried about their health can also use the free Ada app to carry out a symptom assessment. A blood test is typically composed of three main tests: a complete blood count, a metabolic panel and a lipid panel. The lab tests the five main components of white blood cells and their proportion to each other.

Taking care of your brain health may be easier than you think! Visit Staying Sharp to learn more. Unless you enjoy reading Dictionary of Medical Terms, your routine lab results can seem downright cryptic. To help you decipher them, we asked Mark S. Lachs, M.

Common Lab Tests

Reference ranges for blood tests are sets of values used by a health professional to interpret a set of medical test results from blood samples. Reference ranges for blood tests are studied within the field of clinical chemistry also known as "clinical biochemistry", "chemical pathology" or "pure blood chemistry" , the area of pathology that is generally concerned with analysis of bodily fluids. Blood test results should always be interpreted using the reference range provided by the laboratory that performed the test. The precise factor depends on hematocrit as well as amount inside RBCs. Exceptions are mainly those values that denote total blood concentration, and in this article they are: [ citation needed ].

Many tests of liver biochemistry are called liver tests. These tests measure liver enzymes that are released into the bloodstream eg, release of aminotransferases from injured liver cells or of alkaline phosphatase due to cholestasis or assess liver function by evaluating hepatobiliary excretion eg, bilirubin. The most useful laboratory tests to screen for liver disorders are serum aminotransferases the most commonly used liver tests , bilirubin, and alkaline phosphatase. Certain patterns of biochemical abnormalities help distinguish hepatocellular injury from impaired bile excretion cholestasis—see table Common Patterns of Laboratory Test Abnormalities. Tests that detect viral hepatitis, liver inflammation, or altered immunoregulation include hepatitis serologic tests and measurement of immunoglobulins, antibodies, and autoantibodies. Antimitochondrial antibody for primary biliary cholangitis previously called primary biliary cirrhosis.

tests. This course was not designed to be a lab manual The nurse must also have basic knowledge of lab tests in order to recognize trends that affect In most common lab tests, venous blood is used. The Possible diagnosis: essential for evaluating laboratory results and selecting appropriate methodology​; (media.

Interpretation of laboratory results

It measures the types and numbers of cells in the blood, including red and white blood cells and platelets. This test is used to determine general health status, screen for disorders and evaluate nutritional status. It can help evaluate symptoms such as weakness, fatigue and bruising, and can help diagnose conditions such as anemia, leukemia, malaria and infection.