Most mesenchymal tumors of the gastrointestinal tract are currently classified as specific gastrointestinal stromal tumors. However, true leiomyomas are more common in the esophagus, and they have ...

Interpretation of gastrointestinal tract mesenchymal lesions is simplified merely by knowing in which anatomic layer they are usually found. For example, Kaposi sarcoma is detected on mucosal biopsies ...

In a series of 19 examples of benign stricture of the colon in patients with chronic ulcerative colitis insufficient fibrosis was found in the resected specimens to account for the narrowing.

Optimal combination therapy for advanced colorectal cancer: An examination of synergy and antagonism with EGFR inhibition. This is an ASCO Meeting Abstract from the 2012 ASCO Annual Meeting I. This ...

The injection of fluid into the submucosal layer facilitates safer and easier removal of sessile polyps. The fluid lifts the polyp and increases the distance between the base of the polyp and the ...