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July 1912

THE DIAGNOSTIC VALUE OF THE CUTANEOUS TUBERCULIN TEST OF v. PIRQUET

Author Affiliations

Attending Pediatrician, Sydenham Hospital and Mount Sinai Hospital Dispensary, NEW YORK

Am J Dis Child. 1912;IV(1):27-32. doi:10.1001/archpedi.1912.04100190030005
Abstract

Since v. Pirquet's1 first publication, a vast amount of material has been collected concerning the anaphylactic (allergic) cutaneous test for tuberculosis. Most authors are inclined to the opinion that its value is limited; great during infancy, but during later childhood, as well as adult life, important only from a negative standpoint. It is admitted that a negative reaction is useful; it proves, except under certain special conditions that I need not refer to here, that the patient under examination has not been at any time infected with the tubercle bacillus. On the other hand, a positive reaction, after the earlier years of childhood, is believed to prove nothing save that such an infection has, at some time, occurred. It is generally accepted that the v. Pirquet reaction is as likely to be positive in a case of healed tuberculosis, as when the disease is still active. The chief argument

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