What is The following statements stand true for Mantoux test - and explain in detail?
Test is read after 48 - 96 hours but 72 hours is ideal. Reactions exceeding 10 mm considered positive and between 6-9 considered doubtful. 92% of new cases occur in patients who are tuberculin reactors Reference; Park&;s Textbook of preventive and social medicine, 24th edition.Pg no. 195