The boarding home must ensure that all tuberculosis testing is done through either:
(1) Intradermal (Mantoux) administration with test results read:
(a) Within forty-eight to seventy-two hours of the test; and
(b) By a trained professional; or
(2) A blood test for tuberculosis called interferon-gamma release assay (IGRA).
[Statutory Authority: Chapter 18.20 RCW. 10-03-066, § 388-78A-2481, filed 1/15/10, effective 2/15/10.]