The WHO-recommended DOTS strategy for tuberculosis control has five components. Which of the following correctly identifies the 'S' in DOTS?
- A Supervised surgery for drug-resistant cases
- B Systematic screening of high-risk populations
- C Standardized treatment with direct observation ✓
- D Sputum smear examination at diagnosis
Correct answer: C. Standardized treatment with direct observation
Explanation
DOTS stands for Directly Observed Treatment, Short-course. The 'S' refers to the short-course chemotherapy regimen. The five DOTS components are political commitment, case detection by quality-assured bacteriology, standardized treatment with supervision, effective drug supply, and monitoring systems.
Reference: Park's Textbook of Preventive and Social Medicine, 26th ed.
High-yield for: NEET PGINI-CETNExTFMGEUSMLEPLABMRCP
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