Sputum examination for AFB is a type of: (A) Primary prevention, (B) Secondary prevention, (C) Teiary prevention, (D) Primordial prevention
Answer is B. Sputum AFB is a diagnostic test intended for the early diagnosis and adequate treatment. Secondary prevention: an action which halts the progress of the disease at its incipient stage and prevents complications. The interventions include early diagnosis and treatment. Ref: Park's Textbook of Preventive and Social Medicine; 24th edition - Page no. 46