Since the introduction of toxic gases into modern warfare on April 22, 1915, all sorts of dire late sequelae have been declared the result of exposure to the various war gases. Peribronchial thickenings and scarring of the parenchyma of the lung have been much discussed; various functional disturbances have been attributed to the late effect of gassing. As a result of several years of experimental work, I1 published data in 1925 which showed that there was little or no pathologic basis for the many symptoms attributed by the ex-soldier to the fact that he had been gassed during the war.
The question of a possible causal relationship between exposure to the various war gases and the development of pulmonary tuberculosis has agitated the minds of both the medical profession and the laity from the time of the earliest use of these gases. Both the medical profession and the laity believed
KOONTZ AR. MUSTARD GAS AND TUBERCULOSISAN EXPERIMENTAL STUDY. Arch Intern Med (Chic). 1929;43(1):90-95. doi:10.1001/archinte.1929.00130240093008