appendiceal diverticula

Appendiceal diverticula may rupture, resulting in mucin on the appendiceal serosa, which may raise concern for an underlying appendiceal mucinous neoplasm.

References

 Ruptured Appendiceal Diverticula Mimicking Low-grade Appendiceal Mucinous Neoplasms. Hsu M, Young RH, Misdraji J. Am J Surg Pathol. 2009 Jul 20. PMID: 19623035