Mesenteric adenitis

Case contributed by Y. Amy Chen
Diagnosis almost certain

Presentation

Right lower quadrant pain and increased WBC.

Patient Data

Age: 40 years
Gender: Male
ct

Multiple large ileocolic lymph nodes noted in the right lower quadrant, with associated surrounding mesenteric inflammatory stranding. The appendix is normal. 

Case Discussion

Mesenteric adenitis is a self-limiting infection (mostly viral) involving the mesenteric lymph nodes in the right lower quadrant. Patients present similarly to appendicitis with RLQ pain, increased WBC and fever.

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