Mediastinum
General
Grossing & features to report


Topic Completed: 1 December 2012

Minor changes: 12 March 2021

Copyright: 2003-2019, PathologyOutlines.com, Inc.

PubMed Search: Gross mediastinum[TI]


Hanni Gulwani, M.B.B.S.
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Table of Contents
Grossing | Features to report
Cite this page: Gulwani H. Grossing & features to report. PathologyOutlines.com website. https://www.pathologyoutlines.com/topic/mediastinumgrossing.html. Accessed May 11th, 2021.
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)

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