Mucinous Cystadenocarcinoma

**Semantic type:** Neoplastic Process

**Definition:** An invasive adenocarcinoma characterized by cystic changes and the presence of malignant glandular cells which contain intracytoplasmic mucin. It may arise from the ovary, pancreas, appendix, and lung.

**Synonyms:** - Mucinous cystadenocarcinoma, NOS - Pseudomucinous Adenocarcinoma - Pseudomucinous Cystadenocarcinoma - Pseudomucinous adenocarcinoma