Mucocele of the appendix is a term used to describe a dilated, mucin-filled appendix. It is most commonly the result of epithelial proliferation, but can be caused. Appendiceal mucoceles occur when there is an abnormal accumulation of mucin causing abnormal distention of the vermiform appendix due to various. Appendiceal Mucocele: A Diagnostic Dilemma in Differentiating Malignant From Benign Lesions With CT. Hao Wang1, Yong-Qi Chen2, Ran Wei1, Qing-Bing.

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A correct diagnosis before surgery is very important for the selection of aopendiceal technique to avoid severe intraoperative and postoperative complications.

This caused sepsis that eventually progressed to multiple organ failure. Laparoscopic appendectomy for mucocele removal has been described, 29 but caution has also been suggested because of risk of port-site recurrences.

Appendiceal mucocele | Radiology Reference Article |

Am J Surg Pathol ;27 8: Endoscopic biopsy and pathological determination can further guide the operative procedure if hemicolectomy is contraindicated or otherwise undesirable. The muckcele of the appendix was first described in by Rokitansky 1. Dis Colon Rectum ;50 1: Sometimes it is discovered accidentally and sometimes it resembles acute appendicitis. Her clinical examination was indicative of acute abdomen with a palpable mass in the right iliac fossa.


Ruptured giant mucocele of the appendix with pseudomyxoma peritonei

A mucocele was suspected. Table of Contents Alerts. Woodruff R, McDonald J. Mucinous and nonmucinous appendiceal adenocarcinomas: Dis Colon Rectum ;39 2: Giant mucinous cystadenoma of the appendix. The volcano sign of appendiceal mucocele. Open surgery was performed.

Corresponding author and reprints: Conversely, our data do not support the contention that it is safe to leave a mucocele of less than 2 cm, especially considering that the removal of the appendix containing a small lesion is unlikely to increase the magnitude and morbidity of a surgical procedure.

Surgical Treatment of Appendiceal Mucocele

These findings are probably influenced by 2 factors. A year-old female patient was admitted to the emergency department complaining of severe pain on her right lower quadrate RLQ of the abdomen with duration of 12 hours. Most investigators agree that the adenoma-adenocarcinoma sequence is similar to the colonic polyp-adenocarcinoma sequence.

No peri-appendiceal inflammation or abscess accompanying acute appendicitis is seen. Appendiceal mucocele is a rare disease. Eur J Surg Oncol. Appendiceal mucocele is a rare but well-recognized entity that can mimic several common clinical syndromes or present ap;endiceal an incidental surgical or radiological finding.

J Ultrassound Med ; 23 1: There are a few things that they can do to strengthen the manuscript, such as the survival data. Gastrointest Endosc ;35 5: Cases of false-positive or true-negative findings in the diagnostic assessment of appendiceal mucocele were not considered.


In a middle-aged or elderly patient with a lump in the right iliac fossa, presenting acutely with pain, the possibility of ruptured mucocele of appendix must be considered. Low-grade and high-grade PMP are synonymous to disseminated peritoneal adenomucinosis and peritoneal mucinous carcinomatosis, mucoecle. However, cystadenomas and cystadenocarcinomas are usually larger and rupture more readily.

Mucocele of the appendix was first described by Rokitansky. A year-old man presented with a 6-month Mucocele formation is most commonly caused by epithelial proliferation, either benign sppendiceal malignant.

Computed tomography can show the ascitic fluid, changes in hepatic contour and presence of nodes in the splenic capsule, corresponding mucoxele peritoneal implants, calcification of serous implantations; besides, it can also show metastatic ovarian carcinoma. J Gastrointest Surg ;13 1: Case 6 Case 6. The extensive removal of the peritoneal surface may lead to a diffuse and deep implantation of malignant cells in the abdomen and pelvis, which would involve important structures, such as the ureter and blood vessels, if intraoperative intraperitoneal and immediate postoperative chemotherapies were mucocwle performed.

LouisMD and Daniel F. And that goes for both mucinous and nonmucinous adenocarcinomas.