Document jyD0KNgwRLaYkpVOw4rQr3bkN

`At the present time it is recognized that there arc four asbostoa rotated diseases. ' Ashes ten is I Inhaled asbestos fibers cause thu disease known as asbestosis which scars the lungs and interferes with the passage of oxygen in the blood. It is non-naligricint, but can be disabling and fatal. t Bronchogenic Cancer * , An excessive rate of bronchogenic cancer has been noted among asbestos workers. However, recent studies by Selikoff and others indicate the excess may be among only those asbestos workers who smoke cigarettes. Mesothelioma ., This disease is a rare cancer of the lining of the chest (pleura) or the abdominal cavity (peritoneum). I Castro-jntestinal Cancer Recently it has been accepted that there is an increased rate of gastro-intestina cancer among asbestos workers. FIRST PUBLISHED REPORTS 0!I ASBESTOS RELATED DISEASES Asbestosis Merevether, E. R. A. - Report on Effects of Asbestos Dust on the Lungs and Dust Suppression in the Asbestos Industry, July 17, 1930. Bronchonenic Cancer Merewether, E. R. A. - "Asbestosis and Carcinoma of the Lung" in Annual Report of the Chief Inspector of factories for the Year 1947, London: H. M. Stationery Office 1949. Mesothelioma Wagner,-J. C., D. A. Slcggs and P. Marchand - "Diffuse Pleural Mesothelioma and Asbestos Exposure in the North Western Cape Province" British Journal Industrial Medicine 19u0. 18161 v if J> ' <! Page 2 Ga3tro-intcr.tinnl Cancer The first data of publication of evidence of an asbestos relationship to C.I. cancer is difficult to pinpoint. It was mentioned by Newhouse in 1969; McDonald .In 1971; and HcliXof f .in 1972 - See Keview of Asbestos Health Literature . JKM/ek 8-8-75 ' Ph 18162 IVl