tick-borne disease surveillance catherine m. brown, dvm, msc, mph state public health veterinarian...
TRANSCRIPT
Tick-borne Disease Surveillance
Catherine M. Brown, DVM, MSc, MPH
State Public Health Veterinarian
Massachusetts Department of Public Health
Tick-borne diseases are a problem in Massachusetts……
….especially on the Cape and Islands
Number of Confirmed Anaplasmosis Cases Reported in Massachusetts by Year
0
20
40
60
80
100
120
140
160
2007 2008 2009 2010 2011
Year
Nu
mb
er o
f C
ases
Number of Confirmed HGA Cases Reported in Massachusetts, by Month of Onset, 2011
05
1015202530354045
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Month
Nu
mb
er o
f C
ases
N=140
Incidence Rate of Confirmed HGA Cases Reported in Massachusetts, by Age Range, 2011
0.01.02.03.04.05.06.07.08.09.0
10.0
< 5 5 to9
10 to14
15 to19
20 to24
25 to29
30 to34
35 to39
40 to44
45 to49
50 to54
55 to59
60 to64
65 to69
70 to74
75 to79
80 to84
85 +
Age Group
Ca
se
s (
pe
r 1
00
,00
0)
Who should be reporting? Health care providers and laboratories are
required under 105 CMR 300.100 to report anaplasmosis and babesiosis cases
What should be reported? Any healthcare provider diagnosed case of
disease
Anaplasmosis and Babesiosis Disease Surveillance
How is data collected?
Physician sees a patient
Physician suspects disease
Lab test ordered and is positive
MDPH-SLI
LBOH
Number of Confirmed Babesiosis Cases Reported in Massachusetts by Year
020
406080
100
120140160
180200
2007 2008 2009 2010 2011
Year
Nu
mb
er o
f C
ases
Number of Confirmed Babesiosis Cases Reported in Massachusetts, by Month of Onset, 2011
0102030405060708090
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
Month
Nu
mb
er
of
Ca
se
s
N=191
Incidence Rate of Confirmed Babesiosis Cases in Massachsetts, by Age Group, 2011
0.0
2.0
4.0
6.0
8.0
10.0
12.0
14.0
< 5 5 to 9 10 to14
15 to19
20 to24
25 to29
30 to34
35 to39
40 to44
45 to49
50 to54
55 to59
60 to64
65 to69
70 to74
75 to79
80 to84
85 +
Age Group
Cas
es (
per
100
,000
)
TA-Babesiosis Cases Identified in Massachusetts by Year,
2006-present
Year Number of Cases Number of + Donors
2012 2† 1* 2011 7 1 2010 4 1 2009 4 3** 2008 1 1 2007 0 0 2006 2 0 Total 20 6 †
Includes one fatal case
* Positive MA donor identified through donor screening ** Two MA donors identified and linked to two TA-Babesiosis cases in New York Data current as of 4/30/2012
Who should be reporting? Health care providers and laboratories are
required under 105 CMR 300.100 to report Lyme disease cases
What should be reported? Any healthcare provider diagnosed case of
Lyme disease based on clinical signs and symptoms regardless of whether or not laboratory confirmation testing was done
Lyme Disease Surveillance
Where should a physician report a patient who has Lyme disease? to the MDPH Office of Integrated Surveillance
and Informatics program via confidential fax at 617-983-6813.
When should Lyme disease be reported? As soon as possible after a diagnosis is made.
Lyme Disease Surveillance
How is data collected?
Physician sees a patient
MDPH-SLI
Teleform completed
Teleform generated and sent to physician
Physician diagnoses Lyme disease
Lab test ordered and is positive
LBOH
Number of Confirmed Lyme Disease Cases Reported in MA, 1999-2010
0500
10001500200025003000350040004500
1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010
Year
Nu
mb
er
of
ca
se
s
Number of Confirmed Lyme Disease Cases Reported in Massachusetts, by Month of Onset, 2010
0
100
200
300
400
500
600
700
800
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
Month
Nu
mb
er o
f C
on
firm
ed
Cas
es
N=2593
Incidence Rate of Confirmed Lyme Disease Cases in Massachusetts, by Age Group, 2010
0102030405060708090
<5 5 to9
10 to14
15 to19
20 to24
25 to29
30 to34
35 to39
40 to44
45 to49
50 to54
55 to59
60 to64
65 to69
70 to74
75 to79
80 to84
85+
Age (years)
Ca
se
s (
pe
r 1
00
,00
0)
Any questions?
Division of Epidemiology and Immunization 617-983-6800