As used in KRS 215.520, 215.531, 215.540, 215.550, 215.560, 215.570, and 215.590:
(1) "Active tuberculosis" means tuberculosis disease as demonstrated by clinical, bacteriologic, or radiographic evidence, and includes the condition of persons with the disease who have not completed an adequate course of anti-tuberculosis treatment; and (2) "Isolates" means a population of Mycobacterium tuberculosis observed in cultures obtained from clinical specimens of persons with active tuberculosis.