Black disease

Bacterial disease
Bacterial disease Black disease

Overview

Etiology

Bacterial disease

Host Species

Cattle, Sheep

Clinical Signs

Sudden death

Required

Isolation behavior

Pyrexia

Depression

Incoordination

Rapid shallow respiration

Sternal recumbency

Cold skin

Absent ruminal sounds

Weakness

Muffled heart sounds

Semifluid feces

Periorbital edema

Diagnosis

Gram stain

Fluorescent antibody staining

Anaerobic culture on glucose blood agar

Passive protection toxin test

Histopathology

Treatment

Penicillin

Broad spectrum antibiotics with specific antitoxin

Prevention & Control

Burn carcasses

Control snails

Treat liver fluke infestation

Vaccination with alum precipitated toxoid

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