Caseous lymphadenitis in sheep is most commonly associated with infection by:

Correct answer: A. Corynebacterium pseudotuberculosis

  • A. Corynebacterium pseudotuberculosis
  • B. Listeria monocytogenes
  • C. Bacillus anthracis
  • D. Salmonella Dublin

Explanation

Corynebacterium pseudotuberculosis causes chronic abscesses in lymph nodes and internal organs of sheep and goats, producing caseous lymphadenitis. The other organisms cause important diseases but are not the classic cause of this condition.

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