TOMAS CAJIGAS, M.S., M.D., F.A.C.P.
Soon after the development of the standard Kahn reaction in 1923, Dr. Kahn proposed a more sensitive method, which he named the Presumptive test, to be employed as a check on the standard method.1 Since that time the standard reaction has become an accepted method throughout the world. The same cannot be said, however, in the case of the presumptive reaction. One finds comparatively few reports in the literature on this reaction, indicating that it is relatively little used. The reason for this may be the fact that serologists who often employ the Kahn with the Wassermann test have the
CAJIGAS T. THE CLINICAL VALUE OF THE PRESUMPTIVE KAHN TEST1. Ann Intern Med. ;7:114–119. doi: 10.7326/0003-4819-7-1-114
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Published: Ann Intern Med. 1933;7(1):114-119.
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