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Table 5 The postmortem (PM) findings for non-commercial laying chickens submitted to Evira Helsinki during the years 2000 – 2011

From: Questionnaire study and postmortem findings in backyard chicken flocks in Finland

Year

No. of samples

No. of farms

PM finding (no.)

Endoparasites (no.)

Ectoparasites (no.)

2000

2

2

Colibacillosis (1)A

None

None

Tumor (non-Marek) (1)

2001

6

4

Cannibalism (2)

Ascaridia galli (1)B

Menacanthus stramineus (2)B

Cachexia (1)

Colibacillosis (1)

Marek’s disease (1)

Trauma (1)

2002

7

5

Colibacillosis (4)

Ascaridia galli (2)

None

Coccidiosis (2)

Eimeria spp.(2)

Marek’s disease (1)

Heterakis gallinarum(3)

2003

9

7

Colibacillosis (3)

Ascaridia galli (1)

Dermanyssus gallinae (2)

Marek’s disease (3)

Capillaria spp. (1)

Anemia (1)

Eimeria spp. (2)

Tumor (non-marek)(1)

Heterakis gallinarum (1)

Visceral gout (1)

2004

20

13

Marek’s disease (8)

Ascaridia galli (1)

Cnemidocoptes mutans (1)

Colibacillosis (3)

Capillaria spp. (2)

Menacanthus stramineus (5)

M. avium spp. infection (2)

Heterakis gallinarum (4)

Cannibalism (2)

Amyloidosis (1)

Aspergillosis (1)

Cachexia (1)

Sepsis (1)

No findings (1)

2005

4

4

Marek’s disease (2)

Eimeria spp. (1)

Menacanthus stramineus (1)

Cachexia (1)

Coccidiosis (1)

2006

4

4

Marek’s disease (3)

Ascaridia galli (1)

Dermanyssus gallinae (2)

Cachexia (1)

Capillaria spp. (1)

Eimeria spp. (1)

Menacanthus stramineus (2)

Heterakis gallinarum (2)

2007

22

17

Colibacillosis (4)

Ascaridia galli (3)

Cnemidocoptes mutans (3)

Marek’s disease (5)

Capillaria spp. (1)

Dermanyssus gallinae (1)

Clostrium. perfringens enteritis (2)

Eimeria spp. (4)

Menacanthus stramineus (3)

Heterakis gallinarum (6)

Coccidiosis (2)

No findings (3)

Aspiration pneumonia (1)

Cachexia (1)

Heart failure (1)

Sepsis (1)

Visceral gout (1)

Salpingoperitonitis (P. multocida) (1)

2008

10

5

Cachexia (5)

Heterakis gallinarum (6)

Cnemidocoptes mutans (1)

Colibasillosis (2)

Predator (2)

Listeriosis (1)

2009

13

11

Marek’s disease (4)

Capillaria spp. (2)

Cnemidocoptes mutans (1)

   

Colibacillosis (3)

Eimeria spp. (2)

Dermanyssus gallinae (1)

Cachexia (2)

Heterakis gallinarum (3)

.

Coccidiosis (1)

Dust pneumonia (1)

Heart failure (1)

Listeriosis (1)

2010

13

7

Non-starter syndrome (4)

Ascaridia galli (3)

Dermanyssus gallinae (2)

Marek’s disease (3)

Capillaria spp. (1)

Menacanthus stramineus (1)

Coccidiosis (2)

Eimeria spp. (3)

Opaque cornea (2)

Heterakis gallinarum (1)

Colibacillosis (1)

Sepsis (1)

2011

22

18

Marek’s disease (5)

Ascaridia galli (6)

Dermanyssus gallinae (1)

Nails in gizzard (4)

Capillaria spp. (4)

Coccidiosis (2)

Eimeria spp. (5)

Heart failure (2)

Heterakis gallinarum (3)

Visceral gout (2)

Aspergillosis (1)

Cachexia (1)

Colibacillosis (1)

Dust pneumonia (1)

Hepatic lipidosis (1)

Listeriosis (1)

Muscular dystrophy (1)

In total

132

    
  1. AThe number of findings. One bird had only one finding. BThe number of findings. One bird could have more than one finding.