Tuberculin positive means?: (A) Immunodeficient patient, (B) Resistance to tuberculin protein, (C) Patient is infected with mycobacterium, (D) Patient is suffering from disease
Answer is C. A positive reaction to tuberculin test is generally accepted as evidence of past or present infection by M.tuberculosis. Reference; Park&;s Textbook of preventive and social medicine, 24th edition.Pg no. 195