So uniform have been the published results on the specificity of the luetin reaction (Noguchi) in syphilis that it now remains for the clinicians to accumulate larger numbers of tests on syphilitic cases in order to ascertain wherein the luetin test is of the greatest and also of least value. In a former publication, the importance of the luetin reaction in the later stages of syphilis was demonstrated on a small number of cases. The present report is based on one hundred cases of syphilis, and aside from a few details confirms what has been done previously by myself and others.
Parallel with this work, there have recently appeared the observations of Fischer and Klausner who have prepared a sodium chlorid solution extract of fresh tissue from the lungs of children dead of pneumonia alba. The technic employed in the luetin reaction was closely followed by these authors. They found
WOLFSOHN JM. THE CUTANEOUS REACTION IN SYPHILIS: SECOND REPORT. JAMA. 1913;60(24):1855–1857. doi:10.1001/jama.1913.04340240011006
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