Difficulty: Medium
Average Score: 65%
Full-length
A woman who had a tuberculosis test three days ago reports to the nurse to have the test read. Which finding, if present, indicates a positive result and a need for referral and follow-up?
Correct answer
B
Rationale
A raised (indurated) area >10 mm indicates a positive TB skin test, requiring follow-up for potential latent or active TB.