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Letters to the editor
BCG re-vaccination
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The most recent guidelines on the control and prevention of tuberculosis1 recommend that “individuals working as health care workers, irrespective of age, who are previously unvaccinated and who are negative or Heaf grade 1 on tuberculin testing, should receive BCG vaccination”. The algorithm in fig 2 suggests that a health care worker without a BCG scar or documentation of prior BCG should be vaccinated if Heaf testing is negative or grade 1. Presumably the algorithm, but not the text, could apply to those previously vaccinated, but without a document or a scar.
Not infrequently, health care workers present …