Document G47xx7N3BYJnLO9M0OmoZVQv

SUMMARY OF FINDINGS ON PVC RECORDS REVIEW, JANUARY, 1992 I. Total number of current employees once employed in PVC area II. Number with significant abnormalities of liver function A. Grossly abnormal LFTs for many years 1. Of these, hand-cleaned reactors 2. Less than 20 years since first exposed B. Mild to moderate abnormal LFTs for many years 1. Of these, hand-cleaned reactors 2. Less than 20 years since first exposed C. Episodes of repeatedly abnormal LFTs returning to normal 1. Of these, hepatitis profile positive 2. Of these, hepatitis profile negative 3. Of these, hepatitis profile not tested III. Gilbert's Disease, total A. Of these, number with positive Phenobarbital test IV. Additional studies in groups II A, B and C A. Liver scans in 11 employees 1. 10 scans in 1 (one) employee 2. 6 scans in 2 (two) employees 3. 5 scans in 2 (two) employees 4. 3 scans in 2 (two) employees 5. 2 scans in 2 (two) employees 6. 1 scan in 2 (two) employees 7. All scans negative for angiosarcoma 8. Three scans "positive" a. Intrahepatic gallbladder b. Colloid shift, later Negative 261 52 11 >7 4 21 13 12 20 6 6 8 4 2 27 3 1 2 AP00024227 B. Hepatitis Profiles (including II C) 1. Positive 2. Negative C. Liver biopsies done in 4 (four) employees 1. No evidence of angiosarcoma or "vinyl chloride disease" 1 2. 'One employee: 1st = "Chronic Hepatitis", 2nd = "Normal" Reactor cleaners with NO abnormal LFTs 31 9 22 10 36 AP00024228