Pandemic Influenza Preparedness and Response Plan

An annex to the CDHS Public Health Emergency Response Plan and Procedures

California Department of Health Services

September 8, 2006

CDHS Pandemic Influenza Preparedness and Response Plan September 8, 2006 Table of Contents

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Pandemic Influenza Preparedness and Response Plan

California Department of Health Services

Table of Contents

CHAPTER 1. OVERVIEW OF THE PANDEMIC EMERGENCY PREPAREDNESS AND RESPONSE PLAN............................................................................................................................... 1

PURPOSES OF THE PLAN.............................................................................................................. 1 MAINTENANCE OF THE PLAN .................................................................................................... 2 LIST OF ABBREVIATIONS............................................................................................................ 2 INTRODUCTION ............................................................................................................................. 3

Pandemic Influenza Background................................................................................................... 3 World Health Organization Pandemic Phases............................................................................... 3

INTERPANDEMIC PERIOD................................................................................................................................... 4 WHO Phase 1. ..................................................................................................................................................... 4 WHO Phase 2. ..................................................................................................................................................... 4

PANDEMIC ALERT PERIOD................................................................................................................................. 4 WHO Phase 3. ..................................................................................................................................................... 4 WHO Phase 4. ..................................................................................................................................................... 4 WHO Phase 5. ..................................................................................................................................................... 5

PANDEMIC PERIOD .............................................................................................................................................. 5 WHO Phase 6. ..................................................................................................................................................... 5

POSTPANDEMIC PERIOD..................................................................................................................................... 5 ASSUMPTIONS AND PLANNING PRINCIPLES.......................................................................... 6 AUTHORITIES................................................................................................................................. 8 REFERENCES .................................................................................................................................. 9 EMERGENCY MANAGEMENT ORGANIZATION.................................................................... 11 DIVISION AND PROGRAM RESPONSIBILITIES FOR PANDEMIC RESPONSE................... 13 CONCEPT OF OPERATIONS ....................................................................................................... 17

Synopsis of Operational Priorities............................................................................................... 17 Operational Priorities by Pandemic Phase .................................................................................. 17 Planning and Preparedness.......................................................................................................... 19 Emergency Response Notification and Activation Procedures................................................... 20 Actions to Control the Pandemic and Responsible Parties ......................................................... 22 Mitigation.................................................................................................................................... 24 Recovery ..................................................................................................................................... 25

CHAPTER 2. PANDEMIC INFLUENZA SURVEILLANCE AND EPIDEMIOLOGY .......... 26 INTRODUCTION ........................................................................................................................... 26

Global Influenza Surveillance..................................................................................................... 26 National Influenza Surveillance .................................................................................................. 26 CDHS Influenza Surveillance ..................................................................................................... 27

CDHS Pandemic Influenza Preparedness and Response Plan September 8, 2006 Table of Contents

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Influenza-Like Illness and Novel Influenza Surveillance ....................................................................................... 27 Influenza Laboratory Surveillance.......................................................................................................................... 27 CDHS Influenza Epidemiologic Investigations ...................................................................................................... 28

OBJECTIVES.................................................................................................................................. 28 ASSUMPTIONS AND PLANNING PRINCIPLES........................................................................ 29

Influenza Illness Surveillance ..................................................................................................... 29 Pandemic Influenza Epidemiologic Investigation....................................................................... 30

CDHS PANDEMIC RESPONSE ACTION STEPS .................................................................................. 31 WHO Phase 1 and Phase 2 .......................................................................................................... 31 Influenza Illness Surveillance ..................................................................................................... 31 Epidemiologic Investigation ....................................................................................................... 32 WHO Phase 3 and Phase 4 .......................................................................................................... 33

Influenza Illness Surveillance ................................................................................................................................. 33 Epidemiologic Investigation ................................................................................................................................... 35

WHO Phase 5 .............................................................................................................................. 36 Influenza Illness Surveillance ................................................................................................................................. 36 Epidemiologic Investigation ................................................................................................................................... 38

WHO Phase 6 .............................................................................................................................. 38 Influenza Illness Surveillance ................................................................................................................................. 38 Epidemiologic Investigation ................................................................................................................................... 40

WHO Postpandemic Period ........................................................................................................ 40 APPENDIX A: INTERPANDEMIC AND PANDEMIC INFLUENZA SURVEILLANCE ............. 41

Global Influenza Surveillance..................................................................................................... 41 National Influenza Surveillance .................................................................................................. 42 California Influenza Surveillance................................................................................................ 42 Laboratory Surveillance .............................................................................................................. 46

CHAPTER 3. LABORATORY TESTING CAPACITY............................................................... 47 INTRODUCTION ........................................................................................................................... 47 OBJECTIVES.................................................................................................................................. 47 ASSUMPTIONS AND PLANNING PRINCIPLES........................................................................ 48 CDHS PANDEMIC RESPONSE ACTION STEPS .................................................................................. 49

WHO PHASE 1 AND PHASE 2 ................................................................................................ 49 WHO PHASE 3 AND PHA