1. بسم الله الرحمن الرحيم

2. Struck disease

3. under supervision of
Prof./Sherein Saeid

4. Struck disease Definition
This is an acute and fatal enterotoxaemia affecting adult sheep characterized by sudden death without obvious signs.
Cause
Cl.perfringens type C

5. Sudden death

6. Pathogenesis
Occurs in an adult sheep only ! Although the organism is present in soil , the predisposing factor which provide optimum conditions for the organism multiplication is impairment of intestinal wall permeability .

7. Lesions-Macro Same lesion &symptoms of enterotoxaemia
Abdominal pain &seldom diarrhea
Excessive fluid in abdominal cavity pericardial sac or in thoracic cavity
Ulceration &necrosis in small intestine

8. Lesions-Micro Acute enteritis &may be acute inflammation in abomasum.
Ulceration &necrosis in small intestine
Degenerative changes in kidney

10. Acute enteritis

11. Diagnosis :- Control & prevention
Organism is present in large amounts in some intestinal necrotic areas
toxins are found in contents of small intestine & abomasum .
Control & prevention
By active immunity using vaccines .

12. Thank You