![]() ![]() A lower INR means your blood clots more quickly than desired. When the INR is higher than the recommended range, it means that your blood clots more slowly than desired. In certain situations, such as having a mechanical heart valve, you might need a slightly higher INR. These disorders include atrial fibrillation or a blood clot in the leg or lung. An INR range of 2.0 to 3.0 is generally an effective therapeutic range for people taking warfarin for certain disorders. In healthy people an INR of 1.1 or below is considered normal. This ratio - which allows for easier comparisons of test results from different laboratories - is used if you take blood-thinning medications. In addition, for values >3.8 the correlation is more erratic. In our facility we’ve discovered a positive bias of approximately 1.2 between our POC and lab-based analyzers. A number lower than that range means blood clots more quickly than normal. Since patients’ INR values should be in the range of 2.03.5 (depending on indication), this is problematic. A number higher than that range means it takes blood longer than usual to clot. The average time range for blood to clot is about 10 to 13 seconds. Prothrombin time test results can be presented in two ways. Home testing kits are available for people who have to take blood thinners for long periods and who have been trained in taking blood samples and testing them. You may receive the test result within minutes, while you are still in the exam room. In some clinics, a nurse will take a sample of your blood with a finger stick. If your provider sends your blood to an off-site laboratory, it may take several days to receive the results. If the laboratory analysis is done on-site, you could have your test results within hours. Your blood might be sent to a laboratory for analysis. Obtaining the blood sample for prothrombin time testing usually takes just a few minutes, like any other blood test. You might experience soreness or minor bruising at the site in the arm where your blood is drawn. For i-STAT test cartridge information and intended use, refer to individual product pages or the cartridge information (CTI/IFU) in the i-STAT Support area.Ībbott - A Leader in Rapid Point-of-Care Diagnostics.A prothrombin time test is similar to any other blood test. Check with your local representative for availability in specific markets. Not all products are available in all regions. Abnormal results may be a sign of various conditions, including diabetes, kidney failure and medication side effects. The basic metabolic panel usually contains 8 tests, hence the Chem 8 reference. GDPR Statement (last updated: May 2018) | California Transparency in Supply Chains Act | Declaration for California Compliance Law. The test may also be necessary to check the levels of calcium and albumin in the blood. Any person depicted in such photographs is a model. Photos displayed are for illustrative purposes only. Do not use after expiration date on the box and vials. i-STAT Controls for ACT and PT/INR Store at 2 to 8☌ (35° to 46☏). Do not use after expiration date on the box and ampules. ![]() Your use of this website and the information contained herein is subject to our Website Terms and Conditions and Privacy Policy: US Citizens | Non-US Citizens. Controls may be stored at room temperature (18 to 30☌ or 64 to 86☏) for five days. The products and information contained herewith may not be accessible in all countries, and Abbott takes no responsibility for such information which may not comply with local country legal process, regulation, registration and usage. This website is governed by applicable U.S. No use of any Abbott trademark, trade name, or trade dress in this site may be made without the prior written authorization of Abbott, except to identify the product or services of the company. Unless otherwise specified, all product and service names appearing in this Internet site are trademarks owned by or licensed to Abbott, its subsidiaries or affiliates. ![]()
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