Hemoglobin A1c Testing Concept Overview
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Questions and Answers

What happens to hemoglobin when glucose molecules become attached to it?

  • It becomes glycated hemoglobin (correct)
  • It transforms into a different protein
  • It loses its function
  • It becomes transparent

Why does the percentage of glycated hemoglobin rise in individuals with high glucose levels over time?

  • They have less glucose circulating in their blood
  • They have more glucose circulating in their blood (correct)
  • They have lower hemoglobin levels
  • They have more red blood cells

What is the primary purpose of the HbA1c test?

  • To screen for immediate glucose levels
  • To measure daily blood sugar levels
  • To detect pancreatic dysfunction
  • To assess average glycated hemoglobin on red blood cells (correct)

Why is fasting blood sugar recommended as a screening test before a hemoglobin A1c test?

<p>To assess long-term blood glucose control (B)</p> Signup and view all the answers

What happens to a patient if they fast before a screening blood test and still have elevated blood-glucose levels?

<p>The ordering provider will then request a hemoglobin A1c test (B)</p> Signup and view all the answers

What is the approximate lifespan of an average red blood cell (RBC)?

<p>3-4 months (B)</p> Signup and view all the answers

What does the HbA1c test measure?

<p>The average blood glucose level over the past 3 months (D)</p> Signup and view all the answers

Which of the following is NOT required for the HbA1c test?

<p>The patient must be fasting (C)</p> Signup and view all the answers

What is the purpose of performing the HbA1c test?

<p>To help diagnose prediabetes and diabetes mellitus (C)</p> Signup and view all the answers

How should the test cartridge be handled before use?

<p>It should be allowed to stand upright at room temperature for 10 minutes before use (B)</p> Signup and view all the answers

What should be done if the HbA1c Analyzer device returns with an Error Code?

<p>Use the Alere Afinion Quick Guide posted above the machine in the Lab (B)</p> Signup and view all the answers

Which of the following factors can alter or interfere with HbA1c test results?

<p>All of the above (D)</p> Signup and view all the answers

What should Medical Assistants NOT do regarding HbA1c test results?

<p>Offer diagnostic or interpretive statements regarding the results (C)</p> Signup and view all the answers

How often should patients with diabetes (type I and type II) have their hemoglobin A1c level checked?

<p>It depends on their control history and the ordering physician (D)</p> Signup and view all the answers

What should be done to avoid air bubbles and excess sample during the testing procedure?

<p>Hold the sampling device almost horizontally and make sure the capillary fills completely (D)</p> Signup and view all the answers

What should be done before analyzing the sample using the Alere Afinion HbA1c AS100 Analyzer?

<p>Replace the sampling device into the test cartridge (B)</p> Signup and view all the answers

When glucose molecules become attached to hemoglobin, it is referred to as glycated hemoglobin, or hemoglobin ______.

<p>A1c</p> Signup and view all the answers

The HbA1c test measures the average amount of glycated hemoglobin on ______.

<p>RBCs</p> Signup and view all the answers

Fasting blood-sugar is a screening test for the current amount of glucose in a person's ______.

<p>blood</p> Signup and view all the answers

If a patient fasts and still has an elevated blood-glucose level during a screening blood test, the provider may order a hemoglobin A1c test to investigate longer-term blood-glucose control ______.

<p>levels</p> Signup and view all the answers

The HbA1c test reflects the average of a person's blood ______ level over the past 3 months.

<p>glucose</p> Signup and view all the answers

The higher the percentage of HbA1c, the higher a person's average blood ______ levels have been.

<p>glucose</p> Signup and view all the answers

The percentage of glycated hemoglobin rises in individuals with high glucose levels over time due to the increase in glucose circulating in the ______.

<p>blood</p> Signup and view all the answers

HbA1c tests require a ______ blood specimen.

<p>whole</p> Signup and view all the answers

The approximate lifespan of an average red blood cell (RBC) is about ______ months.

<p>3-4</p> Signup and view all the answers

The Afinion analyzer is where the HbA1c test ______ is placed for testing after the sample is obtained.

<p>cartridge</p> Signup and view all the answers

The HbA1c test ______ can be used to help a healthcare provider diagnose prediabetes, Diabetes Mellitus Type I & Type II.

<p>results</p> Signup and view all the answers

The patient is not required to be ______ for a HgA1c test.

<p>fasting</p> Signup and view all the answers

Medical Assistants are not to offer any ______ or interpretive statements regarding HbA1c test results.

<p>diagnostic</p> Signup and view all the answers

Keeping this in mind, patients who have been diagnosed as diabetic (both type I and type II) will have a hemoglobin a1c level check every 3-6 ______, given their control history and the ordering physician.

<p>months</p> Signup and view all the answers

The test cartridge must not be allowed to lay on its ______- it should be allowed to stand upright at all times.

<p>side</p> Signup and view all the answers

Adhere to all capillary puncture ______ control measures if using capillary puncture to obtain specimen for POC HgA1c testing.

<p>quality</p> Signup and view all the answers

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