Review Article
Cutaneous Tuberculosis: Clinicopathologic Arrays and Diagnostic Challenges
Table 2
TST result in different forms of cutaneous tuberculosis.
| Clinical forms of cutaneous tuberculosis | Tuberculin skin test result |
| Tuberculosis chancre | initially negative, but becomes positive during course of disease (usually after 15 days) | Tuberculosis verrucosa | strongly positive | Lupus vulgaris | usually positive | Scrofuloderma | strongly positive | Orificial tuberculosis | negative | Acute cutaneous miliary tuberculosis | negative | Papulonecrotic tuberculoid | positive | Lichen scrofulosorum | positive | Erythema induratum of Bazin | positive |
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