A blood test used to diagnose diabetes and monitor its treatment by measuring the amount of glycosylated hemoglobin in the blood, providing an indication of blood sugar level over the past three months, was ordered by the endocrinologist.The name of the blood test is

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The given scenario mentions a blood test that measures the amount of glycosylated hemoglobin in the blood, which provides an indication of blood sugar level over the past three months. This blood test is commonly known as the HbA1C test. Option A, fasting blood sugar, only provides a snapshot of blood sugar level at the time of the test and does not indicate long-term control. Option B, radioactive uptake test, is a completely different diagnostic test used to measure thyroid function. Option D, thyroxine level, is also a test for thyroid function and is not related to diabetes diagnosis and treatment monitoring.

A Blood Test Used to Diagnose Diabetes and Monitor Its