Past Memos and Guidance Documents:

Specimen Submission Guidelines for Suspect Influenza A Virus Infection (August 16, 2012)

Maryland DHMH Laboratories Administration Memo Enhanced Laboratory Surveilance (August 16, 2012) 

Maryland DHMH Laboratories Infectious Agents Lab Slip (DHMH 4676 Revised 04-12)

Influenza (Types A & B) Test Request Sample Form

Discontinuing Enhanced Influenza A Virus Surveillance (Effective: December 9, 2014) 

Maryland DHMH Letter to Maryland Clinicians (August 14, 2012)

CDC (MMWR) Evaluation of Rapid Influenza Diagnostic Tests for Influenza A (H3N2)v Virus and Updated Case Count — United States, 201 Early Release August 10, 2012 / 61(Early Release);1-3

CDC Fact Sheet: Protect Yourself Against H3N2v

CDC Interim Guidance on Specimen Collection, Processing, and Testing for Patients with Suspect Influenza A(H3N2)v Virus Infection

CDC Interim Guidance for Influenza Surveillance: Additional Specimen Collection for Detection of Influenza A(H3N2)v Virus Infections

CDC Interim Information for Clinicians about Human Infections with H3N2v Virus (Posted on August 10, 2012)

CDC Interim Guidance on Case Definitions to be Used For Investigations of Influenza A(H3N2)v Virus Cases (Posted on August 10, 2012)

CDC Interim Guidance on Case Definitions to be Used For Investigations of Influenza A(H3N2)v Virus Cases

CDC Prevention Strategies for Seasonal and Influenza A(H3N2)v in Health Care SettingsCDC Information on Swine Influenza/Variant Influenza Viruses

CDC Take Action to Prevent the Spread of Flu Between People and Pigs at Fairs

CDC Issues for Fair Organizers to Consider When Planning Fairs

National Association of State Public Health Veterinarians Compendium of Measures to Prevent Disease Associated with Animals in Public Settings, 2011

Influenza Season 2010-2011 Updates:

Guidance for Clinicians on the Use of Rapid Influenza Diagnostic Tests for the 2010-2011 Influenza Season– CDC (Dec 23, 2010)

HO Memo #10-047 Interim Guidance for Laboratory Testing and Outbreak Response for 2010-2011 Influenza Season December 14, 2010

Guidance for specimen collection for influenza testing at State Laboratory 2010-11 Influenza Season (Updated December 13,2010)

World Health Organization (WHO) Influenza A(H1N1)

Interim Guidance on Specimen Collection, Processing, and Testing for Patients with Suspected Novel Influenza A (H1N1) Virus Infection May 1, 2009

DHMH Laboratory Influenza Submission Guidance Form May 2, 2009

Emergency Use Authorization Swine Flu Test Kit: Fact Sheet for Healthcare Providers: Interpreting Swine Influenza RT-PCR Detection Panel Test Results (May 2, 2009)

Emergency Use Authorization Swine Flu Test Kit: Fact Sheet for PATIENTS: Understanding Swine Influenza Kit Test Results (May 2, 2009)

Interim Recommendations for Clinical Use of: Influenza Diagnostic Testing During the 2009-2010 Influenza Season (September 29, 2009)

State of Maryland DHMH H1N1 Update for Physicians (September 29, 2009)

DHMH Laboratories- Influenza Antiviral Resistance Surveillance Update (October 2, 2009)

Testing Activities in the DHMH Laboratory for the week of: Sunday, March 28, 2010 through Saturday, April 3, 2010.

Interim Guidance for Specimen Collection for Possible Novel H1N1 Flu Cases for Providers and Local Health Departments (LHD) August 5, 2009

Interim Biosafety Guidance for All Individuals handling Clinical Specimens or Isolates containing 2009-H1N1 Influenza A Virus (Novel H1N1), including Vaccine Strains August 15, 2009

Evaluation of Rapid Influenza Diagnostic Tests for Detection of Novel Influenza A (H1N1) Virus - United States, 2009. MMWR Weekly August 7, 2009/58(30):826-829

CDC Interim Guidance for the Detection of Novel Influenza A Virus Using Rapid Influenza Diagnostic Tests August 10, 2009

Clarification of reporting for cases of novel H1N1 influenza (HO Memo #09-054) July 15, 2009

Interim Guidance for Specimen Collection for possible NOVEL H1N1 Flu cases for providers and local health departments - July 10, 2009

Clarification of reporting for cases of novel H1N1 influenza (HO Memo #09-048) June 11, 2009

DHMH Influenza Testing Scheme June 5, 2009

Sentinel Laboratories Letter May 29, 2009

Lab Update Guidance # 3.1 Revised Laboratory-Based Influenza Testing May 14, 2009

Interim Guidance for Specimen Collection for Possible Swine Flu cases for providers- Maryland Dept. of Health and Mental Hygiene May 5, 2009

Interim Guidance for Specimen Collection for Possible Swine Flu cases for Sentinel and Local Health Departments May 5, 2009

HO Memo #09-041 May 6 Updated Guidance for Specimen Collection for Possible Novel H1N1 Influenza - May 6, 2009

Lab Update Guidance # 3.0 Revised Laboratory-Based Influenza Testing May 6, 2009

Revised Laboratory-Based Influenza Testing May 5, 2009 Lab Update Guidance #2.0

Enhanced Laboratory-Based Influenza Testing Update May 1, 2009

H1N1 Influenza Virus Testing Memo April 26, 2009

Memo Interim Guidance for Specimen Collection for Possible Novel H1N1 Influenza Cases MD DHMH EDCP May 4, 2009