As of May 11, human cases of H1N1 (swine flu) virus have been identified in more than 40 states, including California. Disease investigation and surveillance remain a priority to track the spread of the virus. The Centers for Disease Control & Prevention (CDC) is working closely with state and local health departments.

Public Health Director's Update
Gov. Schwarzenegger proclaims State of Emergency - April 28, 2009
First Probable Case of H1N1 (Swine) Flu in Alameda County - April 30, 2009
H1N1 (Swine) Flu Q & A

For Clinicians

• Health Alert for Clinicians (includes case definition) - May 3, 2009
• Health Alert for Clinicians (includes case definition) - April 28, 2009
• Medical Request Form for pharmaceuticals, medications, vaccines, etc.
• H1N1 (Swine) Influenza MMWR Report 2 - April 30, 2009
• H1N1 (Swine) Influenza MMWR Report 1 - April 30, 2009
• H1N1 (Swine) Influenza MMWR Report Archive

General Information about H1N1 (Swine) Flu for the Public:

• H1N1 (Swine) Influenza: http://www.cdc.gov/swineflu/
• H1N1 (Swine) Influenza and You: http://www.cdc.gov/swineflu/swineflu_you.htm
• Key Facts About H1N1 (Swine) Influenza: http://www.cdc.gov/swineflu/key_facts.htm
• H1N1 (Swine) Flu Updates: http://www.cdc.gov/swineflu/?s_cid=swineFlu_outbreak_internal_001
• Individuals and Families Planning: http://www.pandemicflu.gov/plan/individual/index.html
• Flu: A guide for Parents: http://www.cdc.gov/flu/professionals/flugallery/2008-09/parents_guide.htm
• H1N1 (Swine) Flu FAQ: http://www.who.int/csr/disease/swineflu/frequently_asked_questions/en/index.html
• Real-Time Information: http://twitter.com/BirdFluGov

Information for Schools:

• Interim Guidance on School (K – 12) Dismissal and Childcare Facilities: http://cdc.gov/h1n1flu/k12_dismissal.htm - May 5, 2009
• School Planning: http://www.pandemicflu.gov/plan/school/index.html
• School District (K-12) Pandemic Influenza Planning Checklist: http://www.pandemicflu.gov/plan/school/schoolchecklist.html
• Colleges and Universities Pandemic Influenza Planning Checklist: http://www.pandemicflu.gov/plan/school/collegeschecklist.html
• Child Care and Preschool Pandemic Influenza Planning Checklist: http://www.pandemicflu.gov/plan/school/preschool.html
• State Schools Chief Jack O'Connell Alerts Schools About Preventing the Spread of H1N1 (Swine) Flu: http://www.cde.ca.gov/nr/ne/yr09/yr09rel62.asp

Information for the Workplace:

• Workplace Planning: http://www.pandemicflu.gov/plan/workplaceplanning/index.html
• Considerations for Antiviral Drug Stockpiling by Employers in Preparation for an Influenza Pandemic: http://www.pandemicflu.gov/vaccine/antiviral_employers.html
• Workplace Questions: http://www.pandemicflu.gov/faq/workplace_questions/index.html

Best Practices for Basic Hygiene and Cleaning of Environmental Surfaces:

• Control of Pandemic Flu Virus on Environmental Surfaces in Homes and Public Places: http://www.pandemicflu.gov/plan/individual/panfacts.html
• Cover Your Cough: http://www.cdc.gov/flu/protect/covercough.htm
• Good Health Habits for Preventing Seasonal Flu: http://www.cdc.gov/flu/protect/habits/index.htm
• Preventing the Flu: Good Health Habits Can Help Stop Germs: http://www.cdc.gov/flu/protect/habits.htm?s_cid=swineFlu_outbreak_003

Information for Clinicians and Public Health Professionals:

• Swine Flu (H1N1) Guidelines for Health Professionals: http://ww2.cdph.ca.gov/HealthInfo/discond/Pages/SwineInfluenzaHealthPros.aspx
• Current WHO phase of pandemic alert: http://www.who.int/csr/disease/avian_influenza/phase/en/index.html
• Guidance for Clinicians & Public Health Professionals: http://www.cdc.gov/swineflu/guidance/
• Federal Response Plan: http://www.pandemicflu.gov/plan/federal/fedresponsestages.html
• News Release: HHS Declares Public Health Emergency for Swine Flu: http://www.hhs.gov/news/press/2009pres/04/20090426a.html
• Interim Guidance on Antiviral Recommendations for Patients with Confirmed or Suspected Swine Influenza A (H1N1) Virus Infection and Close Contacts: http://www.cdc.gov/swineflu/recommendations.htm
• Interim CDC Guidance for Nonpharmaceutical Community Mitigation in Response to Human Infections with Swine Influenza (H1N1) Virus: http://www.cdc.gov/swineflu/mitigation.htm
• Interim Recommendations for Facemask and Respirator Use in Certain Community Settings Where Swine Influenza A (H1N1) Virus Transmission Has Been Detected: http://www.cdc.gov/swineflu/masks.htm
• Interim Guidance on Specimen Collection and Processing for Patients with Suspected Swine Influenza A (H1N1) Virus Infection: http://www.cdc.gov/swineflu/specimencollection.htm
• Swine Influenza A (H1N1) Virus Biosafety Guidelines for Laboratory Workers: http://www.cdc.gov/swineflu/guidelines_labworkers.htm
• Interim Guidance for Infection Control for Care of Patients with Confirmed or Suspected Swine Influenza A (H1N1) Virus Infection in a Healthcare Setting: http://www.cdc.gov/swineflu/guidelines_infection_control.htm
• Interim Guidance on Case Definitions to be Used For Investigations of Swine Influenza A (H1N1) Cases: http://www.cdc.gov/swineflu/casedef_swineflu.htm
• Interim Guidance to Assist Airline Flight Deck and Cabin Crew in Identifying Passengers Who May Have H1N1 (Swine) Influenza: http://www.cdc.gov/swineflu/guidance/Guidence%20for%20Air%20Crew%204%2027_NIOSH-DGMQ%20_DH.pdf
• Interim Guidance—Pregnant Women and H1N1 (Swine) Influenza: Considerations for Clinicians http://www.cdc.gov/swineflu/clinician_pregnant.htm

Treatment of Swine Flu:

• Antiviral Drugs and H1N1 (Swine) Influenza: http://www.cdc.gov/swineflu/antiviral_swine.htm
• Interim Guidance for Swine influenza A (H1N1): Taking Care of a Sick Person in Your Home: http://www.cdc.gov/swineflu/guidance_homecare.htm

Travel Advisories:

• Protection of Cruise Ship Passengers: http://ww2.cdph.ca.gov
• Travel Health Warning: http://wwwn.cdc.gov/travel/contentSwineFluMexico.aspx
• Risk of N1N1 (Swine) Flu Associated with Travel to Affected Areas: http://wwwn.cdc.gov/travel/contentSwineFluTravel.aspx
• Information for Airline Travelers Exposed to H1N1 (Swine) Flu: http://wwwn.cdc.gov/travel/contentSwineFluPassengers.aspx

Guidance and Recommendations for Use of Facemasks:

• Interim Recommendations for Facemask and Respirator Use in Certain Community Settings Where Swine Influenza A (H1N1) Virus Transmission Has Been Detected: http://www.cdc.gov/swineflu/masks.htm
• Interim Guidance on Planning for the Use of Surgical Masks and Respirators in Health Care Settings during an Influenza Pandemic: http://www.pandemicflu.gov/plan/healthcare/maskguidancehc.html
• Fact Sheet: What You Should Know about Using Facemasks and Respirators during a Flu Pandemic: http://www.pandemicflu.gov/plan/community/maskguidancecommunity.html#appd2
• What You Should Know about Using Facemasks and Respirators during a Flu Pandemic: http://www.cdc.gov/Features/MasksRespirators/