Oral tuberculosis following successful treatment of oral malignancy.

Coexistence of tuberculosis and neoplastic lesion in the oral cavity is a rare phenomenon. Till date, only three such cases have been reported in the English literature. A case of oral tuberculosis manifesting 3 months following the successful treatment of cancer of the oral tongue with chemoradiotherapy is presented. The diagnostic dilemma it posed, and its eventual successful control by anti-tubercular treatment, is discussed.