Sudden death in sheep

Question 1

Which clostridia causes lamb dysentery

Answer 1

C perfringens type B

Question 2

Which clostridia causes pulpy kidney disease

Answer 2

C perfringens type D

Question 3

Which clostridia causes Struck

Answer 3

C perfringens Type C

Question 4

Which clostridia causes Braxy

Answer 4

clostridium septicum

Question 5

Which clostridium causes black disease

Answer 5

C novyi Type B

Question 6

Which clostridium causes black leg

Answer 6

C chauvoie

Question 7

Which clostridia causes bacilary haemoglobunuria

Answer 7

C haemolyticum = C novyi type D

Question 8

What clostridia causes gag gangrene i

Answer 8

C sordella
(A also does in man)

Question 9

What does C perfringens type A cause in humans vs lambs

Answer 9

Humans: food poisoning
Lambs: enterotoxaemia with jAundice

Question 10

When do lambs get braxy

Answer 10

In first autumn/winter at pasture from eating frosted root crops

Question 11

PM findings in braxy

Answer 11

Abomasum lesions, diffuse purple congestion of abomasum, toxaemia, NB rapid putrefaction of carcas means abomasal lesions diappear soon after death

Question 12

What is malignant oedema

Answer 12

= gas gangene
Mixed clostridial infection via soil contamination of wound
= a clostridial myositis

Question 13

What is bighead in rams

Answer 13

Malignant oedema due to C novyi type A