Transcript Unit 5. Exercise 5.5 ppt, 1.09Mb

Exercise 5.5
Introduced malaria.
Situation analysis and selection of
measures
Situation in Drakino village, 2001-02
by A.E.Beljaev
Photo by V.M.Mironova, August 2002
Geographical situation
Central Russia
Moscow governorate (oblast’)
Serpukhov district
July-August 2002
Altitude 120-140 m above sea level
54°51‘40“N
37°16'56“E
Maps of the area (1&2)
it is also desirable to
scrutinise a Google map
1 км
House of the case of 17 July
Dead channel of Oka river
south from Drakino
Western end of Drakino
Riverbed of
Protva just in
front of the
village.
The border
between the
Moscow and
Kaluga
governorates is
following it.
Shacks of
migrant workers
Map 3
28.7.02
17.7.02
Legend:
cases with dates of detection
village shop
interregional border
dead channel
1 км
An additional case attributed to
Drakino retrospectively
 After detection of transmission in Drakino,
a case of 2001 was revised:
 the case lived in Zhulebino, a peripheral district
of Moscow city, near a big park of Kuzminsky in
which breeding of Anopheles was known;
 the case was detected in September 2001;
 it was thougt that the case contracted malaria in
that park, i.e. belonged to Moscow proper;
 it was also known that the case had a summer
house in Drakino, and visited it in summer 2001.
Map 4
2001
A
B,C
2002
Questions:
1. Epidemiological analysis
 Reconstruct the sequence of events in
Drakino in 2002, decide which case
was the source for which
 Classify cases
 Reconstruct the sequence of events in
2001 and 2002 (Map 4)
Questions:
2:Selection of measures





Larviciding
Anti-adult measures
Case detection
Information, education
Other, if indicated