<prompt> 25 year old patient presented with mass in . iliac fossa, which after laparotomy was found to be carcinoid of 2.5 cm in diameter. What will be the next step in management?Segmental resectionRt. hemicolectomyAppendicectomyDo yearly 5 HIAA assay  <response>: Appendicectomy is the treatment of choice in appendiceal carcinoids 1 cm in size and tumor size 1-2 cm located at the tip. Rt hemi colectomy is indicated when: Tumor is 2 cm in size Tumor of size 1-2 cm involving base of appendix Tumor of size 1-2 cm involving caecal wall or mesoappendix. Lymph nodes are involved metastasis present. Also know Treatment for carcinoids of small intestine Carcinoid 1cm in situ --- segmental small bowel resection Carcinoid 1cm in size or multiple tumors or regional lymph node metastasis --- wide excision of bowel along with its mesentery. Carcinoid of terminal ileum--- . hemicolectomy Ref: Sabiston 18e, Page 1345; Schwaz 9e, page 1088; bailey Love 24e, Page 1217. 