Malignant Edema

Question 1

Synonyms

Answer 1

Gas gangrene

Question 2

Definition

Answer 2

infectious, toxemic disease of cattle, sheep and horses

Question 3

Caused by

Answer 3

the toxin of Cl. septicum

Question 4

Characteristics by

Answer 4

by fever, depression, edematous swelling around wounds and a fatal course
بكون في جروح وحوالي اعراض الالتهاب الخمسة وبعدها البكتيريا بتبلش تطلع غازاتها وهاذ بعمل موت للنسيج

Question 5

Etiology

Answer 5

CL. septicum produce two major toxin (necrotic toxin alpha,beta)
- هذول السموم بكسروا النسيج وبصير النسيج متحلل وهاذ بزيد من انتشار البكتيريا وهمي عبارة عن necrotic toxin

Question 6

Transmission and mode of infection

Answer 6

Puncture wounds

Question 7

Pathogenesis

Answer 7

The bacteria enter through a wound and produce necrotic toxins that destroy tissue and cause cell death. The anaerobic environment enhances bacterial growth, allowing the toxins to spread to the blood and then to the central nervous system

Question 8

Clinical signs

Answer 8

• nonspecific: depression, weakness, anorexia, high fever sometimes normal body temperature, rapid respiration and sometimes muscletremors,lameness.
• In acute phase or early phase: the swollen tissue is painful
• In chronic phase or later phase: the tissue become cold. مهمةةةة

Question 9

Postmortem

Answer 9

Acute: redness, swelling
Chronic: cold, blue tissue

Question 10

Differential diagnosis

Answer 10

Blackleg and Snake bite