Question

A 45-year-old man presents with polyuria, polydipsia, and a random blood glucose of 14 mmol/L. According to NICE guidelines, which investigation confirms the diagnosis of type 2 diabetes mellitus?

Accepted Answer

HbA1c ≥ 48 mmol/mol (6.5%)

Answer

Random blood glucose > 11.1 mmol/L alone

Answer

Fasting blood glucose > 6.1 mmol/L

Answer

OGTT with 2-hour glucose > 7.8 mmol/L

Answer

HbA1c ≥ 42 mmol/mol (6.0%)

Practice question

A 45-year-old man presents with polyuria, polydipsia, and a random blood glucose of 14 mmol/L. According to NICE guidelines, which investigation confirms the diagnosis of type 2 diabetes mellitus?