* Metastasis occurs via lymphatic and vascular routes. For small intestinal [[Intestine Proliferative - Pathology #Adenocarcinoma|adenocarcinomas]] the most frequent sites of metastasis are the mesenteric lymph nodes. Other sites include the liver, kidneys, peritoneal cavity, omentum and lungs. Metastatic spread is commonly encountered at time of diagnosis. | * Metastasis occurs via lymphatic and vascular routes. For small intestinal [[Intestine Proliferative - Pathology #Adenocarcinoma|adenocarcinomas]] the most frequent sites of metastasis are the mesenteric lymph nodes. Other sites include the liver, kidneys, peritoneal cavity, omentum and lungs. Metastatic spread is commonly encountered at time of diagnosis. |