Stomach
General
Features to report & grossing
Author: Elliot Weisenberg, M.D.
Last author update: 1 July 2012
Last staff update: 2 October 2020
Copyright: 2003-2023, PathologyOutlines.com, Inc.
PubMed Search: Stomach[TI] features to report
Cite this page: Weisenberg E. Features to report & grossing. PathologyOutlines.com website. https://www.pathologyoutlines.com/topic/stomachfeatures.html. Accessed September 26th, 2023.
Features to report
- Surgical procedure
- History of prior gastric surgery (recommended)
- Anatomic site
- Tumor histologic type and grade
- Extent of tumor
- Tumor size
- Depth of invasion
- Lymphovascular invasion
- Perineural invasion (recommended)
- Margin involvement (proximal, distal, radial); if negative, report distance of tumor to nearest margin
- Lymph node involvement (total involved, total examined)
- Tumor descriptors if indicated (m-multiple, r-recurrent, y-posttreatment)
- HER2 status (if known, results pending)
- Presence of distant metastasis (if known)
- Other features (gastritis [Helicobacter pylori or other]), intestinal metaplasia, dysplasia (low grade, high grade), specific types of infection
- See also CAP.org, search "cancer protocols"
Grossing
- Take sections from resection margins, tumors / lesions, deep margins to tumors, all lymph nodes
- For malignant gastrectomy specimens, should assess 15+ lymph nodes
