Implementation of the Rabies Programme 2017 in Bulgaria

SC PAFF, 13-14th June 2018, Brussels

Epidemiological situation

• Total number of cases for the last 10 years – 167

• Last rabies case reported in June 2014 - 2 rabies cases in foxes registered in Blagoevgrad region, close to the border with FYROM

5

20

19

112

10

1

0 20 40 60 80 100 120

Domestic Animals /livestock/

Dogs

Cats

Foxes

Jackals

Other species Rabies cases per species for the period 2006-2017

0

20

40

60

80

2006 2007 2008 2009 2010 2011 2012 2013 2014

Rabies cases 2006-2017

Total cases

Vaccination campaigns

• Oral vaccination of foxes – operational since 2009

• Lysvulpen vaccine, Bioveta Czech Republic, 20 baits/sq km

• Total number of baits distributed in 2017 – 2 042 920

• 10 batches distributed – all tested in EURL

Map: 2017 Rabies vaccination

Year Campaigns Districts Territory

covered (km2)

2009 2 spring & autum 18 55037

2010 1 spring 19 55995

2011 1 spring 19 55995

2012 2 spring & autum 20 59500

2013 2 spring & autum 20 59500

2014 2 spring & autum 22 79119

2015 2 spring & autum 16 54716

2016 2 spring & autum 16 55394.5

2017 2 spring & autum 16 56807.5

Region/Area MonthNumber of baits

*

Size of

vaccinate

d area

(km2)

Distributi

on

method

Bait density (per km2)

Spring

18.04 -

03.05.2017

Autumn

28.10 -

07.12.2017

Total 2020900 51397 aircrafts 19.67

1010800 20.10

1010100 19.24

Wildlife oral vaccination- aerial distribution

Blagoevgrad,

Kyustendil, Pernik,

Sofia city, Sofia

district, Smolyan,

Pazardzhik, Dobrich,

Silistra, Pleven,

Veliko Tyrnovo,

Razgrad, Ruse,

Montana, Vratza,

Vidin

50286

aircrafts

52508

Region/Area MonthNumber of baits

*

Size of

vaccinate

d area

(km2)

Distributi

on

method

Bait density (per km2)

Spring 12000 4300 2.79

Autumn 12000 4300 2.79

Total 24000 4300 manual 2.79

Wildlife oral vaccination- manual distribution

Kozlodui Powerplant

(Vraca and

Montana), Sofia city-

suburbs

manual

Vaccination campaigns

Monitoring of vaccination effectiveness, foxes

40,6 37,4

42,8

50,7

57,08

2013 2014 2015 2016 2017

Seroconversion, %

75,5

59,9 64,7

72,7

65,17

2013 2014 2015 2016 2017

Bait uptake, %

Region Species

Serological tests Tests for the presence of biomarker –Tetracycline (T) IFT

Type of test Number of tests Seropositive

%

Type of test Number of

tests

Biomarker % marker

Type of test Number of

tests Positive

seropositive present presence

Total foxes ELISA 226 129 57.08 T 999 651 65.17 IFT 997 0

Monitoring of vaccination effectiveness, jackals

Region Species

Serological tests Tests for the presence of biomarker –Tetracycline (T) IFT

Type of test Number of tests Seropositive

%

Type of test Number of

tests

Biomarker % marker Type of test

Number of tests

Positive

seropositive present presence

Total jackals ELISA 91 0 T 787 436 55.40 IFT 786 0

8,5

31,3

24,6

8,6

0

2013 2014 2015 2016 2017

Seroconversion, %

77,1 73,6

58,5

79,1

55,40

2013 2014 2015 2016 2017

Bait uptake, %

Monitoring of vaccination effectiveness- seroconversion and bait uptake in foxes

S 35.29 % T 84.00 %

S 100 % T 62.50 %

S 57.14 % T 57.50 %

S 82.05 % T 76.84 %

S 30.56 % T 60.27 %

S 75.00 % T 68.09 %

S 0 % T 46.51 %

S 65.3 % T 82.86 %

S 54.16 % T 65.63 %

S 88.89 % T 60.47 %

S 47.83 % T 58.33 %

S 0 % T 58.49 %

S 0 % T 52.94 %

S 0 % T 70.67 %

S 71.43 % T 65.33 %

S 100 % T 65.63 %

Surveillance activities – active surveillance

Distribution of samples collected under active surveillance in 2017

Species

IFT

Species

IFT

Tested and distributed Type of test

Number of tests, vacc zones

Number of tests, non - vacc zones

Positive Type of test Number of tests,

vacc zones

Number of tests, non - vacc zones

Positive

Foxes IFT 997 476 0 Jackals IFT 786 966 0 3225

Surveillance activities – passive surveillance

Distribution of samples collected under passive surveillance in 2017

Region

Domestic animals Wild animals Tested Distributed

do

g

cat

catt

le

shee

p

goat

stra

y d

og

oth

er

fox

wo

lf

mar

ten

red

dee

r

jack

als

bat

Total 10 7 1 2 2 26 1 3 3 1 1 5 1 63 102