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What is True about Mantoux test - and explain in detail?
<p> The result of tuberculin test is read after 48-96 hours but 72 hours (3rd day) is the ideal. Tuberculin reaction consists of erythema and induration.reaction exceeding 10 mm are considered &;positive&;. Park&;s textbook of preventive and social medicine,K.Park,23rd edition,page no:185 <\p>