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This involves extracting a sample of DNA from your blood, then searching the sample for a specific genetic change . This can help give an indication of your general health, as well as provide important clues about certain health problems you may have. Along with other tests, an ESR can also be useful in confirming whether you have an infection. CRP is produced by the liver and if there is a higher concentration of CRP than usual, it’s a sign of inflammation in your body.
A type of coagulation test called the international normalised ratio is used to monitor the dose of anticoagulants, such as warfarin, and check that your dose is correct. A coagulation test may be used to see if your blood clots in the normal way. If you were given blood that didn’t match your blood group, your immune system may attack the red blood cells, which could lead to potentially life-threatening complications. A blood gases sample is taken from an artery, usually at the wrist. It’s likely to be painful and is only carried out in hospital.
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The liver panel is a combination of tests used to assess liver function and establish the possible presence of liver tumors. This test combines the Basic Metabolic Panel with six more tests for a more comprehensive evaluation of metabolic functions, with a focus on organ systems. The results of your red blood cell count, hemoglobin and hematocrit are related because they each measure aspects of your red blood cells. Results in the following areas above or below the normal ranges on a complete blood count may indicate a problem.