CRP and pulmonary tuberculosis: In two systematic reviews, no identified studies prospectively evaluated CRP-based triage in this context.5, 6, 7, 8, 9 One subsequent case-control study evaluated the diagnostic accuracy of CRP for pulmonary TB using a threshold ≥12 mg/L and described sensitivity 85% (95%CI 80–88%) and specificity 70% (65–74%).