This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
HBAIC level in blood explains: 
Select and explain. 
A. Acute rise of sugar, B. Long terms status of blood sugar, C. Hepatorenal syndrome, D. Chronic pancreatitis
B: Long terms status of blood sugar
Answer: B: Long terms status of blood sugar 
Explanation: Answer is B (Long term status of blood sugar): `Measurement of glycated haemoglobin is the standard method for assessing long term glycaemic control When plasma glucose is consistently elevated there is an increase in non enzymatic glycation of haemoglobin - small amount of HbA are nonenzymatically glycated to form HbA lc. This alteration reflects the glycemic history over previous 2-3 months (since erythrocytes have an average life span of 120 days i.e. about 3 months)