[Appendiceal mucoceles. Apropos of 2 cases].

Most often called muco-secreting tumors, the mucocele of the appendix are rare (0.2 to 0.3% of appendicectomies). The clinical signs are not specific; ultrasonography and scannography would contribute to diagnosis. The pathogenis is not known yet. The benign forms are cured by appendicectomy. The malignant forms still have a bad prognosis.