A 40-year-old asylum seeker from Eritrea is found to have a positive IGRA during new entrant screening in the UK. Chest X-ray is normal. He is asympto...

Question

A 40-year-old asylum seeker from Eritrea is found to have a positive IGRA during new entrant screening in the UK. Chest X-ray is normal. He is asymptomatic and HIV-negative. Which of the following risk factors most strongly increases his risk of progression from LTBI to active TB?

Accepted Answer

Recent infection within the past 2 years

Answer

Diabetes mellitus

Answer

Smoking

Answer

Age over 35 years

Answer

Male sex

uk-dtmh MCQ (SBA): LTBI Progression Risk

A 40-year-old asylum seeker from Eritrea is found to have a positive IGRA during new entrant screening in the UK. Chest X-ray is normal. He is asymptomatic and HIV-negative. Which of the following risk factors most strongly increases his risk of progression from LTBI to active TB?