Of colorectal carcinoid symptoms What are the symptoms of colorectal carcinoid

which colorectal carcinoid performance and how to diagnose?

1. appendiceal carcinoid preoperative diagnosis of appendiceal carcinoid is difficult, and most patients with appendicitis are occasionally to be confirmed, but there are very few roots in the appendix carcinoid tumor infiltration and intestinal blind when colonoscopy can see the appendix opening changes in or surrounding the Department of the uplift of a single small change, deep tissue biopsy is the reason given disease diagnosis.

2. Carcinoid rectal examination rectal palpable submucosal tumor, hard, smooth edge clear, colonoscopy rectum glimpse of the wide Keelung in cases of sexual mass, hard, smooth, similar to hyperplastic polyps, diagnosis depends on histopathological examination, diagnosis and biopsy it is drawn directly related to technology, the smaller the tumor should be deep to take, if necessary, for removal of all tumor coagulation biopsy.

3. endoscopic colonic carcinoid carcinoid was slightly visible yellow or white, hemispherical bulge sessile polypoid, smooth surface, the central part often visible deformities depression, if carcinoid tumors may have a larger surface ulceration, this time with colon cancer is not easy to distinguish.

carcinoid tumor diagnosis depends on the correct drawing and biopsy, histological characteristic morphological changes: the smaller the tumor cells, and shape, round, small nuclear rules, tumor cells formed nested or false rosettes structure, it is worth noting that carcinoid tumors often simultaneously or successively, and other tumors, it should not be satisfied with endoscopy or a discovery of a tumor, but should be in the preoperative, intraoperative double-check, Regular postoperative follow-up review period for timely diagnosis and treatment.