Metastatic Malignant Neoplasm in the Peritoneum

**Semantic type:** Neoplastic Process

**Definition:** The spread of a malignant neoplasm to the peritoneum from another primary anatomic site.

**Synonyms:** - Metastases to peritoneum, NOS - Metastasis to the Peritoneum - Metastatic Malignant Neoplasm to the Peritoneum - Metastatic Malignant Neoplasm to the Peritoneum - Metastatic Neoplasm to the Peritoneum