Which of the following statement(s) about A1c is/are TRUE?
I. Measurement of A1c correlates approximately with the lifespan of a red blood cell, about 6-8 months.
II. Normal A1c should be at 4-6%.
III. A1c gives an approximation of glucose control in a patient corresponding to the previous 3-4 months.
IV. A1c will also be raised in chronic renal failure.
A)I only
B)II only
C)II and III only
D)II, III and IV only

Question

Quizplus · Accepted Answer

Statements II, III and IV are true. A1c does correlate with the lifespan of a red blood cell (rbc), but the lifespan of an rbc is on the order of 3-4 months (90-120 days), NOT 6-8 months. The other statements are true.

Which of the Following Statement(s) About A1c Is/are TRUE