TOXICOLOGICAL PROFILE FOR SULFUR MUSTARD

3,27
MB

217
stron

3460
ID Agency for Toxic Substances and Disease Registry

2003
rok

CONTENTS

DISCLAIMERii

UPDATE STATEMENT.iii

FOREWORD..v

QUICK REFERENCE FOR HEALTH CARE PROVIDERS..vii

CONTRIBUTORS..ix

PEER REVIEW xi

CONTENTS.xiii

LIST OF FIGURES xvii

LIST OF TABLESxix

1. PUBLIC HEALTH STATEMENT.1

1.1 WHAT IS SULFUR MUSTARD?.1

1.2 WHAT HAPPENS TO SULFUR MUSTARD WHEN IT ENTERS THE ENVIRONMENT?2

1.3 HOW MIGHT I BE EXPOSED TO SULFUR MUSTARD? ..3

1.4 HOW CAN SULFUR MUSTARD ENTER AND LEAVE MY BODY? .3

1.5 HOW CAN SULFUR MUSTARD AFFECT MY HEALTH? 4

1.6 HOW CAN SULFUR MUSTARD AFFECT CHILDREN?.5

1.7 HOW CAN FAMILIES REDUCE THE RISK OF EXPOSURE TO SULFUR MUSTARD?.5

1.8 IS THERE A MEDICAL TEST TO DETERMINE WHETHER I HAVE BEEN EXPOSED TO

SULFUR MUSTARD? 6

1.9 WHAT RECOMMENDATIONS HAS THE FEDERAL GOVERNMENT MADE TO PROTECT

HUMAN HEALTH?.6

1.10 WHERE CAN I GET MORE INFORMATION? ..7

2. RELEVANCE TO PUBLIC HEALTH 9

2.1 BACKGROUND AND ENVIRONMENTAL EXPOSURES TO SULFUR MUSTARD IN THE

UNITED STATES..9

2.2 SUMMARY OF HEALTH EFFECTS..11

2.3 MINIMAL RISK LEVELS .15

3. HEALTH EFFECTS..21

3.1 INTRODUCTION..21

3.2 DISCUSSION OF HEALTH EFFECTS BY ROUTE OF EXPOSURE .22

3.2.1 Inhalation Exposure ..24

3.2.1.1 Death .24

3.2.1.2 Systemic Effects ..26

3.2.1.3 Immunological and Lymphoreticular Effects41

3.2.1.4 Neurological Effects..41

3.2.1.5 Reproductive Effects .42

3.2.1.6 Developmental Effects .43

3.2.1.7 Cancer..43

3.2.2 Oral Exposure..47

3.2.2.1 Death .47

3.2.2.2 Systemic Effects ..48

3.2.2.3 Immunological and Lymphoreticular Effects57

3.2.2.3 Neurological Effects..57

3.2.2.4 Reproductive Effects .58

3.2.2.5 Developmental Effects .59

3.2.2.7 Cancer..60

3.2.3 Dermal Exposure.60

3.2.3.1 Death .60

3.2.3.2 Systemic Effects ..60

3.2.3.3 Immunological and Lymphoreticular Effects64

3.2.3.4 Neurological Effects..65

3.2.3.5 Reproductive Effects .65

3.2.3.6 Developmental Effects .65

3.2.3.7 Cancer..65

3.2.4 Other Routes of Exposure ..66

3.3 GENOTOXICITY 67

3.4 TOXICOKINETICS..70

3.4.1 Absorption.70

3.4.1.1 Inhalation Exposure70

3.4.1.2 Oral Exposure71

3.4.1.3 Dermal Exposure .71

3.4.2 Distribution 72

3.4.2.1 Inhalation Exposure72

3.4.2.2 Oral Exposure72

3.4.2.3 Dermal Exposure .72

3.4.2.4 Other Routes of Exposure ..73

3.4.3 Metabolism74

3.4.3.1 Inhalation Exposure75

3.4.3.2 Oral Exposure75

3.4.3.3 Dermal Exposure .75

3.4.3.4 Other Routes of Exposure ..76

3.4.4 Elimination and Excretion..77

3.4.4.1 Inhalation Exposure77

3.4.4.2 Oral Exposure77

3.4.4.3 Dermal Exposure .78

3.4.4.4 Other Routes of Exposure ..78

3.4.5 Physiologically Based Pharmacokinetic (PBPK)/Pharmacodynamic (PD) Models .79

3.5 MECHANISMS OF ACTION ..82

3.5.1 Pharmacokinetic Mechanisms..82

3.5.2 Mechanisms of Toxicity..82

3.5.3 Animal-to-Human Extrapolations ..89

3.6 TOXICITIES MEDIATED THROUGH THE NEUROENDOCRINE AXIS..91

3.7 CHILDREN’S SUSCEPTIBILITY.94

3.8 BIOMARKERS OF EXPOSURE AND EFFECT ..96

3.8.1 Biomarkers Used to Identify or Quantify Exposure to Sulfur mustard97

3.8.2 Biomarkers Used to Characterize Effects Caused by Sulfur mustard..99

3.9 INTERACTIONS WITH OTHER CHEMICALS 100

3.10 POPULATIONS THAT ARE UNUSUALLY SUSCEPTIBLE100

3.11 METHODS FOR REDUCING TOXIC EFFECTS..100

3.11.1 Reducing Peak Absorption Following Exposure .101

3.11.2 Reducing Body Burden .102

3.11.3 Interfering with the Mechanism of Action for Toxic Effects.105

3.12 ADEQUACY OF THE DATABASE..107

3.12.1 Existing Information on Health Effects of Sulfur Mustard .109

3.12.2 Identification of Data Needs ..109

3.12.3 Ongoing Studies 116

4. CHEMICAL AND PHYSICAL INFORMATION 119

4.1 CHEMICAL IDENTITY119

4.2 PHYSICAL AND CHEMICAL PROPERTIES.119

5. PRODUCTION, IMPORT/EXPORT, USE, AND DISPOSAL.125

5.1 PRODUCTION ..125

5.2 IMPORT/EXPORT ..127

5.3 USE..127

5.4 DISPOSAL..127

6. POTENTIAL FOR HUMAN EXPOSURE ..131

6.1 OVERVIEW131

6.2 RELEASES TO THE ENVIRONMENT..131

6.2.1 Air ..133

6.2.2 Water.133

6.2.3 Soil .134

6.3 ENVIRONMENTAL FATE.134

6.3.1 Transport and Partitioning134

6.3.2 Transformation and Degradation .137

6.3.2.1 Air137

6.3.2.2 Water ..137

6.3.2.3 Sediment and Soil.139

6.3.2.4 Other Media.140

6.4 LEVELS MONITORED OR ESTIMATED IN THE ENVIRONMENT.140

6.4.1 Air ..140

6.4.2 Water.141

6.4.3 Sediment and Soil 141

6.4.4 Other Environmental Media141

6.5 GENERAL POPULATION AND OCCUPATIONAL EXPOSURE .142

6.6 EXPOSURES OF CHILDREN..142

6.7 POPULATIONS WITH POTENTIALLY HIGH EXPOSURES .143

6.8 ADEQUACY OF THE DATABASE..143

6.8.1 Identification of Data Needs ..144

6.8.2 Ongoing Studies 146

7. ANALYTICAL METHODS 149

7.1 BIOLOGICAL MATERIALS.149

7.2 ENVIRONMENTAL SAMPLES..152

7.3 ADEQUACY OF THE DATABASE..156

7.3.1 Identification of Data Needs ..157

7.3.2 Ongoing Studies 158

8. REGULATIONS AND ADVISORIES ..159

9. REFERENCES ..167

10. GLOSSARY .211

APPENDIX A. ATSDR MINIMAL RISK LEVELS AND WORKSHEETS..A-1

APPENDIX B. USER'S GUIDE.. B-1

APPENDIX C. ACRONYMS, ABBREVIATIONS, AND SYMBOLS. C-1

APPENDIX D. ACUTE EXPOSURE GUIDELINE LEVELS (AEGLS) FOR SULFUR MUSTARDD-1