Eight years ago, in a paper on the "Early Diagnosis of Pulmonary Tuberculosis," I made the statement that the tuberculin test had been accepted for testing cattle, but that this procedure would be slow in becoming popular with our profession as a means of confirming or rejecting our suspicions in the human being. It was compared to hunting for a gas leak with a lighted candle.
Having used tuberculin, in its various forms, since it was first brought out, I am more convinced to-day than ever that in tuberculin we have our most efficient remedy in fighting this disease. Experience has convinced me more firmly than ever that its use under proper precautions and with a full appreciation as to its limits and results is justifiable and advisable; while this is true, I am just as firmly convinced that my old comparison of "hunting the gas leak with a lighted
AMBLER CP. TUBERCULIN TEST.. JAMA. 1907;XLVIII(20):1666-1668. doi:10.1001/jama.1907.25220460022002e