This article is only available in the PDF format. Download the PDF to view the article, as well as its associated figures and tables.
To the Editor:—
An inherent disadvantage of the tuberculin test in office practice or in the outpatient clinic is the requirement that the test be read after 48 to 72 hours. When a patient finds it difficult to return at the proper time, this inconvenience serves as a deterrent to the use of this valuable diagnostic aid. Having the individual himself, or a physician inexperienced in tuberculin testing, record the often subtle dimensions of induration has not, in my experience, yielded satisfactory results.In an attempt to circumvent this problem I have dispensed an individual tuberculin tine test unit at the time of the initial office visit, with a sheet of instructions for its application. The test is applied to the patient at home 48 to 72 hours prior to a conveniently scheduled return visit, when the reaction, if any, can be read correctly.The instructions given to the patient
Jones FL. Tuberculin Testing. JAMA. 1967;201(10):783. doi:10.1001/jama.1967.03130100081033