Chart 3. Diagnosis of pulmonary tuberculosis using the Brazilian National Ministry of Health scoring system in children and adolescents who have tested negative on sputum smear microscopy.^a .

Clinical findings	Chest X-ray findings	History of contact with an adult pulmonary tuberculosis case	TST	Nutritional status
Fever or fatigue, productive cough, weight loss, night sweats for > 2 weeks despite nonspecific antibiotic use	Adenomegaly or miliary pattern; infiltration (with or without cavitations) unaltered for > 2 weeks or worsening despite nonspecific antibiotic use	Close contact for < 2 years	BCG > 2 years prior or no BCG (induration ≥ 5 mm) or BCG < 2 years prior (induration ≥ 10 mm)	Severe malnutrition
Score = 15	Score = 15	Score = 10	Score = 15	Score = 5
Asymptomatic or symptomatic for < 2 weeks	Infiltration (with or without cavitations) for< 2 weeks	No contact or occasional contact	Induration 0-4 mm	Normal
Score = 0	Score = 5
Respiratory symptoms improved spontaneously or with nonspecific antibiotic use	Normal findings	Score = 0	Score = 0	Score = 0
Score = −10	Score = −5

TST: tuberculin skin test. ^aDiagnostic interpretation of the chart: ≥ 40 points: highly likely; ≥ 30 and ≤ 39 points: possible; and ≤ 29 points: unlikely. Source: Brasil. Ministério da Saúde.⁽²⁸⁾