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Dr. John P. Gray's Experience with Tuberculin.

John P. Gray, M.D.
JAMA. 1891;XVI(15):531-532. doi:10.1001/jama.1891.02410670027011.
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To the Editor:  —I have read with much interest the communication of Dr. von Ruck in a recent issue of The Journal, and desire to add my experience to his, as to the favorable results to be obtained from the proper use of "tuberculin." Returning from Berlin in the early part of January, I at once began the use of the lymph in the hospital here, and have had under treatment up to date twenty cases—of which three were lupus and the remainder pulmonary tuberculosis in the first and second stages. It is not my purpose in this article to go into a full report of these cases, reserving that for a later date, but to simply give the general results. In those patients suffering from lupus a steady improvement has been noticeable, the diseased tissue has gradually sloughed off, leaving a healthy cicatrix behind, so that in all three


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