Multimedia
![]() | Media file 1: Sonogram of normal mesenteric lymph nodes shows that they are ovoid, with a prominent fatty hilum and a short-axis diameter less than 5 mm. |
![]() | Media file 2: Supine abdominal radiograph shows a mild localized ileus and suggests nodular thickening of the terminal ileum. |
![]() | Media file 3: Abdominal CT scan shows a cluster of enlarged nodes in the right lower quadrant. |
![]() | Media file 4: Mesenteric thickening associated with right lower quadrant adenopathy. |
![]() | Media file 5: A thickened ileum and cecum and a normal appendix are depicted adjacent to an enlarged lymph node in this patient with mesenteric adenitis and terminal ileocolitis. |
![]() | Media file 6: Typical sonographic appearance of a normal appendix. |
![]() | Media file 7: Typical sonographic appearance of a lymph node. |
![]() | Media file 8: Lymph node clustering in the right lower quadrant. |
![]() | Media file 9: Distended appendix with an appendicolith in acute appendicitis. |
![]() | Media file 10: Reactive lymph nodes in acute appendicitis. |
![]() | Media file 11: Color sonogram demonstrates nodal hyperemia. |
![]() | Media file 12: Spectral Doppler sonogram demonstrates nodal hyperemia. |
![]() | Media file 13: Circumferential thickening of the ileal wall and associated nodal enlargement. |
More on Mesenteric Adenitis |
| Overview: Mesenteric Adenitis |
| Imaging: Mesenteric Adenitis |
| Follow-up: Mesenteric Adenitis |
Multimedia: Mesenteric Adenitis |
| References |
| Further Reading |
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References
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American College of Radiology. ACR Appropriateness Criteria® right lower quadrant pain. National Guideline Clearinghouse. Available at http://www.guideline.gov/summary/summary.aspx?doc_id=8593&nbr=004780. Accessed May 26, 2009.
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Lee MW, Kim YJ, Jeon HJ, Park SW, Jung SI, Yi JG. Sonography of acute right lower quadrant pain: importance of increased intraabdominal fat echo. AJR Am J Roentgenol. Jan 2009;192(1):174-9. [Medline].
Simonovsky V. Ultrasound in the differential diagnosis of appendicitis. Clin Radiol. Nov 1995;50(11):768-73. [Medline].
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Ikeda Y, Ikeda Y, Nakai T, Sano K, Ueda W, Aoki T, et al. A case of mesenteric lymphadenitis with long-acting symptom, showing marked response to corticosteroid. Nippon Shokakibyo Gakkai Zasshi. Sep 2007;104(9):1371-6. [Medline].
Further Reading
Related eMedicine topics
Mesenteric Lymphadenitis
Yersinia Enterocolitica
Yersinia Enterocolitica Infection
Campylobacter Infections
Keywords
mesenteric adenitis, mesenteric lymphadenitis, acute ileitis, appendicitis, lymphoma


























Multimedia: Mesenteric Adenitis