Document jyYreVkK9rvyB8JZrRpzDqB7N

FILE NAME: DuPont (DUP) DATE: 1966 Aug 19 DOC#: DUP041 DOCUMENT DESCRIPTION: Memo to GJ. Stopps from M.E. Maxfield RE Asbestos Study: Pipe Coverers - Chambers Works MEMORANDUM /_; TO: PROM: G. J. Stopps M. E. Maxfield ;, . ' \ \ ASHESTOSIS STUDY \ PIPE COVERERS - CHAMBERS WORK\. ^Data obtained from the records of the annual medical examinations and from the x-ray reports, 1955-l$6c, of 52 pipe coverers employed at Chambers Works were analysed. The results of the analysis follow: * _ __________ Condition____________ I. Prom Physical Examination Cards. No. of Workers Chest Pain [unspecified] Precordial Pain Cardiac Disease Electrocardiogram - abnormal equivocal Heart Murmurs Coronary'Disease [angina, infarction, Enlarged Heart thrombosis 1 Congestive Failure Hypertensive Disease - borderline frank Peripheral Vascular Disease 7 1* ii * * 5 k L 3-i 1 10 6 1_ 2 Borderline hypertension. Includes 1 with angina, 1 with failure, 2 .with infarction. ? 2 ______ Condition__________ Broncho-Pulmonary Rales Hoarseness Chronic Cough Chronic Expectoration - white sputum Chronic 3ronchitis Pleurisy with Pleural Effusion Pulmonary Fibrosis ^ Lobectomy [Tuberculoma] Gastrointestinal Ulcer Neoplasm Hepatic Pathology Renal Patnology i 1 1 1 -g m m m -1=-m ro ro -*= No. of Workers 0 > From*X-Ray Reports. Diaphragms - scarred roughened flattened tented Fibrosis -not graded mild mild - moderate moderate moderate - severe severe Pleural Thickening Emphysema Bronchiectasis Atelectasis Pneumoconiosis Tuberculoma o ^ i rv) rv>ro i-* 2 2 10 - 15 2-4 3 3 - 17 2-5 0-1 1-2 .0-1 ' MM/dyb Also listed under x-ray reports. Neoplasm not verified. Worker classified as Class 1 about 5 years later.