what are tests for diabetes?
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Health care professionals most often use the fasting plasma glucose (FPG) test or the A1C test to diagnose diabetes. In some cases, they may use a random plasma glucose (RPG) test.
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Urine tests aren't ever used to diagnose diabetes. However, they may be used to monitor a person's levels of urine ketones and urine glucose.
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A blood glucose test measures the amount of a type of sugar, called glucose, in your blood. Results are often ready in 1 to 2 hours.
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A blood glucose test measures the amount of a type of sugar, called glucose, in your blood. Results are often ready in 1 to 2 hours. Glucose levels in a blood sample taken from your vein (called a blood plasma value) may differ a little than glucose levels checked with a finger stick.
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Fasting blood glucose test allows doctors to determine whether a patient has or is at risk of prediabetes or diabetes. Prediabetes is associated with glucose levels between 100 mg/dL and 125 mg/dL and diabetes with levels higher than 126 mg/dL.
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Diabetes mellitus is diagnosed by the presence of the typical clinical signs (excess thirst, excess urination, excess appetite, and weight loss), a persistently high level of glucose in the blood, and the presence of glucose in the urine.
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The glucose challenge test is done during pregnancy to screen for gestational diabetes — diabetes that develops during pregnancy. The glucose challenge test is done in two steps. First you drink a sugary solution. One hour later, your blood sugar level is measured.
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If you take insulin to manage type 2 diabetes, your doctor may recommend blood sugar testing several times a day, depending on the type and amount of insulin you use. Testing is usually recommended before meals and at bedtime if you're taking multiple daily injections.
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A blood test can measure the amount of glycosylated hemoglobin in the blood. The glycosylated hemoglobin test shows what a person's average blood glucose level was for the 2 to 3 months before the test. This can help determine how well a person's diabetes is being controlled over time.
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The hemoglobin A1c test tells you your average level of blood sugar over the past 2 to 3 months. It's also called HbA1c, glycated hemoglobin test, and glycohemoglobin. People who have diabetes need this test regularly to see if their levels are staying within range.
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['Have a sugary drink or snack – try something like a small glass of non-diet fizzy drink or fruit juice, a small handful of sweets, or 4 or 5 dextrose tablets.', "Test your blood sugar after 10 to 15 minutes – if it's 4mmol or above and you feel better, move on to step 3."]
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a fasting blood glucose test (used to test for diabetes) – you fast for 8 to 10 hours before the test.
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The fasting blood sugar test (FBS) measures the amount of glucose (sugar) in your blood when you have not had anything to eat or drink for several hours. This test is also called a fasting plasma glucose test (FBS). Why is this test done? The most common use of this test is to check for diabetes.
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The HbA1c test, also known as the haemoglobin A1c or glycated haemoglobin test, is an important blood test that gives a good indication of how well your diabetes is being controlled. Together with the fasting plasma glucose test, the HbA1c test is one of the main ways in which type 2 diabetes is diagnosed.
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Testing for gestational diabetes You are required to fast for 8 to 12 hours (you may drink water during this period) and then you have a blood test. After the blood test you have a drink that contains glucose.
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A random blood sugar test is the testing of the blood sugar level at any time or random time of the day. It is a test performed outside the regular testing schedule. RBS test is performed to confirm diabetes mellitus, during the treatment and after the treatment of diabetes mellitus.
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Fasting blood glucose: A test to determine how much glucose (sugar) is in a blood sample after an overnight fast. The fasting blood glucose test is commonly used to detect diabetes mellitus. A blood sample is taken in a lab, physician's office, or hospital. The test is done in the morning, before the person has eaten.