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March 11, 1916

THE PROGNOSTIC VALUE OF THE UROCHROMOGEN REACTION IN PULMONARY TUBERCULOSIS

Author Affiliations

Assistant Physician, Pennsylvania State Sanatorium CRESSON, PA.

JAMA. 1916;LXVI(11):791-793. doi:10.1001/jama.1916.02580370011004
Abstract

Having had our interest thoroughly aroused by Dr. Schäffle's paper1 on the comparison between the urochromogen and diazo tests in tuberculosis, and realizing our opportunity of doing some work along the same line, we made these two tests a part of the routine examination of every specimen of urine sent into the laboratory at Cresson State Sanatorium.

During the eight months ending Oct. 15, 1915, we examined 1,805 specimens from 832 different patients, and the following detailed report is offered in the hope that it may be of interest to others.

The simplicity of the urochromogen test and its evident superiority over the diazo should recommend it to all who have charge of tuberculous patients. We have followed closely the technic of Weiss as quoted in Dr. Schäffle's paper: A small amount of fresh, limpid urine, diluted with water to three times its volume is divided into equal portions

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