Low-Grade Appendiceal Mucinous Neoplasm (LAMN) Primarily Diagnosed as an Ovarian Mucinous Tumor

Low-Grade Appendiceal Mucinous Neoplasm (LAMN) Primarily Diagnosed as an Ovarian Mucinous Tumor

Blog Article

Background.Low-grade appendiceal mucinous neoplasms (LAMN) are detected in 0.7 to 1.7% of all appendicectomies.

The diagnosis can be challenging, particularly in female patients where the differential diagnosis of primary appendiceal and ovarian mucinous neoplasms is unclear.Case Presentation.A 71-year-old female was referred to our tertiary hospital with the working diagnosis of a right ovarian cystic tumor.The Horse Stall Guards lesion was identified through a transvaginal ultrasound performed for vague lower abdominal pain symptoms.

CT scan confirmed these findings.Intraoperatively, an appendiceal mucocele was identified and a right hemicolectomy was Sleepwear performed.The histopathology examination revealed a LAMN.Six months later, the patient remains disease-free.

A close biannual oncological follow-up has been suggested.Conclusion.This case underlines the difficulty in determining the origin of mucinous neoplasms of the right pelvic area.Mucocele of the appendix should be considered in the differential diagnosis of a mass in the right iliac fossa.