Mediastinum
General
Grossing & features to report
Author: Hanni Gulwani, M.B.B.S.
Topic Completed: 1 December 2012
Minor changes: 12 March 2021
Copyright: 2003-2019, PathologyOutlines.com, Inc.
PubMed Search: Gross mediastinum[TI]
Cite this page: Gulwani H. Grossing & features to report. PathologyOutlines.com website. https://www.pathologyoutlines.com/topic/mediastinumgrossing.html. Accessed January 23rd, 2022.
Grossing
- At least one section of tumor per cm of tumor diameter
- Tumor and adjacent tissue
- Tumor invading adjacent tissue
- Numerous sections of tumor capsule, particularly in areas of apparent disruption
- Margins
- Areas with other pathologic findings
- Other organs or tissues
- References: policies and procedures for surgeons and pathologists regarding resection specimens of thymic malignancy (J Thorac Oncol 2011;6:S1730)
Features to report
- Tumor location
- Tumor size
- Histologic type
- Extent of capsular invasion
- Extent of invasion of adjacent tissue
- Angiolymphatic invasion
- Perineural invasion
- Margin involvement (distance from closest approach of tumor)
- Lymph node involvement (total number examined, number involved by tumor, size of largest metastasis, presence of extranodal extension of tumor)
- Additional findings (additional tumors, nonneoplastic tissue)
- References: recommendations for the reporting of surgically resected thymic epithelial tumors (Hum Pathol 2009;40:918, Am J Clin Pathol 2009;132:10), protocol for the examination of specimens from patients with thymic epithelial tumors located in any area of the mediastinum (Arch Pathol Lab Med 2003;127:1298)
