lyme disease town meeting, dr. troell, fairfax county health dept
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Lyme Disease inFairfax County
Peter Troell, MD, MPHMedical Epidemiologist
Fairfax County Health Department
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Reported Lyme Disease Cases Fairfax County, 1991-2009
0
5
10
15
20
25
30
1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009
Year
Lym
e D
isea
se C
ases
per
100
,000
Pop
ulat
ion
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Reported Lyme Cases by Age and Sex
Fairfax County, 2005-2009
0
10
20
30
40
50
60
70
80
90
0-4
5-9
10-1
4
15-1
9
20-2
4
25-2
9
30-3
4
35-3
9
40-4
4
45-4
9
50-5
4
55-5
9
60-6
4
65-6
9
70-7
4
75-7
9
80-8
4>84
Age Group
Nu
mb
er o
f C
ases
Females
Males
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Reported Lyme Cases by Month of Illness Onset
Fairfax County, 2005-2009Number of Cases
0
20
40
60
80
100
120
140
160
180
200
Janu
ary
Febru
ary
Mar
chApr
ilM
ayJu
ne July
Augus
t
Septe
mbe
r
Octobe
r
Novem
ber
Decem
ber
Month
Hu
man
Cas
es 2
005-
2009
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Fairfax County Response to Lyme Disease
Monitor Lyme disease activity in the County: Human Lyme disease surveillance Tick surveillance
Prevent disease and lessen impact through: Public outreach and education Physician education Deer Management Program
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Human Disease Surveillance
Objective: To identify new cases of Lyme disease and monitor
disease trends in the County
Activities: Reporting of cases to FCHD by healthcare
providers Reporting of positive test results by private
laboratories Use of CDC Lyme disease case definition for
consistency Entering cases in a database for local, state, and
national statistics
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Tick Surveillance
ObjectiveObjective: : To monitor tick abundance To monitor tick abundance
and disease infection rates and disease infection rates
ActivitiesActivities:: Tick trappingTick trapping Tick collection from deer Tick collection from deer
and other animalsand other animals Tick laboratory testing for Tick laboratory testing for
Lyme and other diseases Lyme and other diseases Research to refine methodsResearch to refine methods Tick identification serviceTick identification service
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Public Education and Outreach
Objective: To increase public awareness
and provide education on personal protection measures
Activities: Informational booths
– Fairs, festivals, other events Presentations
– Community groups, landscapers, Police, Parks and Recreation
Public service announcement for theaters, TV, and schools
Distribution of educational materials
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Educational Materials Tick BrochureTick Brochure Reference GuideReference Guide
– Mailed to every Mailed to every household in Countyhousehold in County
Repellent GuideRepellent Guide Tick Fact Card Tick Fact Card Tick ID CardTick ID Card Children’s readerChildren’s reader
– In productionIn production Web PageWeb Page
www.fairfaxcounty.gov/fightthebite
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Physician EducationObjective: To increase physician awareness and
educate physicians to help ensure early diagnosis and treatment
Activities: Physician educational outreach:
– Direct mail of educational materials, newsletter articles, educational forums
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Deer Management Program
Objective: Control deer population in the County
Activities:Deer population reductionHumane exclusion & repellencyPublic educationResearch
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Do you know how to protect yourself?
Lyme disease prevention starts with YOU:
Avoid tick habitats Maintain a tick free yard Dress to protect Use insect repellent Protect your pet Remove ticks promptly Know the early signs and symptoms of
Lyme disease
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Acknowledgements
Virginia Department of Health U.S. Centers for Disease Control
and Prevention Centers for Disease Control and
Prevention Public Health Images Library