Which of the following is true about glycosylated haemoglobin?: (A) Increased in diabetic patients with sickle cell anaemia, (B) It is a poor indicator of long term diabetic status in patient with renal disease, (C) Contain Haemoglobin with sugar moiety, (D) Half- life is 45 days in adults
Answer is C. Glycosylated haemoglobin is not a reliable test in patients with hemoglobinopathies like thalassemia and sickle cell anemia. It is an excellent test indicating poor glycemic control in diabetics and higher valuesare associated with microvascular complications. It is a retrospective test indicating glycemic control for 8-12 weeks.