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Global Laboratory Based Influenza Surveillance Linda C. Canas Brooks AFB San Antonio, TX GLOBAL EMERGING INFECTIONS SYSTEM.

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Presentation on theme: "Global Laboratory Based Influenza Surveillance Linda C. Canas Brooks AFB San Antonio, TX GLOBAL EMERGING INFECTIONS SYSTEM."— Presentation transcript:

1 Global Laboratory Based Influenza Surveillance Linda C. Canas Brooks AFB San Antonio, TX GLOBAL EMERGING INFECTIONS SYSTEM

2 ANNUAL MESSAGE SELECTED ISOLATES Epidemiology and Laboratory personnel provide: -Program Oversight -Annual Guidance Letter USAF Surgeon General’s Office (EA) Sentinel Sites Brooks AFB Virology Laboratory -Isolation and Identification Disease Surveillance, Results Analysis CDCSubmitting Sites Vaccine Decisions SUPPLIES DoD Global Influenza Surveillance................................IN ACTION COLLECT/SHIP SPECIMENS USAF Surgeon General’s Office, DoD GEIS REPORTS INPUT Improvements PATIENT RESULTS

3 U.S. Department of Defense 2001-2002 Surveillance Sites

4 SENTINEL SITES USAF Academy COLORADO Andersen AFB GUAM Andrews AFB WASHINGTON DC Elmendorf AFB ALASKA Hawaii Army- Tripler Air Force- Hickam Navy-Pearl Harbor Incirlik AFB TURKEY Kadena AFB OKINAWA Kunsan AFB KOREA Lakenheath AFB UNITED KINGDOM Maxwell AFB ALABAMA McGuire AFB NEW JERSEY Misawa AFB JAPAN Osan AFB KOREA Ramstein AFB GERMANY Sheppard AFB TEXAS Travis AFB CALIFORNIA Yokosuk NH JAPAN Yokota AFB JAPAN Armed Forces Research Institute of Medical Sciences (AFRIMS) NEPAL THAILAND Naval Medical Research Institute Detachment (NAMRID) PERU ECUADOR BOLIVIA ARGENTINA Walter Reed Army Institute of Research (WRAIR) UGANDA

5 Influenza A Isolates by Week (as of January 25, 2002) WEEK

6 AFIERA | ESOH Service CenterESOH Service Center 24 Jan 02 Number of newly identified isolates: 30 (influenza A) Locations: Andrews AFB, MD (2)NS Pearl Harbor, HI (3) Columbus AFB, MS (1)RAF Lakenheath, U.K. (7) Kadena AB, Japan (2)Randolph AFB, TX (1) Maxwell AFB, AL (1)Robins AFB, GA (1) McGuire AFB/Ft. Dix, NJ (6)Sheppard AFB, TX (3) NAB Little Creek, VA (1)Travis AFB, CA (2) Demographics: (Specimens may still be in transit for week 4.) This page accessed 156 times since 16 November 2001. Send mail to Influenza Surveillance with questions pertaining to Influenza Surveillance.Influenza Surveillance AFIERA | ESOH Service CenterESOH Service Center Send mail to the webmaster with questions or comments about this web site. Last modified: 25 Jan 02 webmaster

7 7 1 OCTOBER 9% (36/402) of samples pos for any respiratory virus* 21% (8/36) of all resp viruses were Influenza A 25% (2/8) of the flus were typed and all were H3N2 *adjusted to exclude recruit adenovirus samples

8 41 2 1 4 NOVEMBER 25.5 % (86/337) of all samples were pos for any respiratory virus* 58% (50/101) of all resp viruses were Influenza A 2.9% (3/101) of all resp viruses were Influenza B-all from Peru 30% of the Influenza A’s were typed (15/50) and all were H3N2 *adjusted to exclude recruit adenovirus samples 2 3

9 5 10 5 DECEMBER 17.3% (43/248) of all samples were pos for any respiratory virus* 65% (28/43) of all resp viruses were Influenza A 75% of the Influenza A’s were typed (21/28) and 95% (20/21)were H3N2 The only H1N1 was from Korea *adjusted to exclude recruit adenovirus samples 1 1 1 2 1 2

10 4 11 2 22 5 3 17 1 1 JANUARY (as of Jan 25) 17.3% (83/480) of all samples were positive for any respiratory virus* 80% (66/83) of all resp viruses were Influenza A 18% of the Influenza A’s typed so far (12/66) have all been H3N2 *adjusted to exclude recruit adenovirus samples

11

12 Influenza A H3N2 Hemagglutinin Gene (HA1), 2001-2002


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