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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Which of the following causes mesenteric lymphadenitis?
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The correct answer is  d. All of the above(Ref: Nelson 20/e p 1405-6, 1611)Acute appendicitis, mesenteric lymphadenitis & ileocolitis have been reported in patients who have had appendectomies during C. jejuni infection.Yersinia pseudotuberculosis is most often associated with mesenteric lymphadenitis.Human Adenovirus may also cause mesenteric adenitis.