Lung tumor
Features to report

Topic Completed: 1 September 2012

Revised: 31 January 2019, last major update September 2012

Copyright: (c) 2002-2018,, Inc.

Deepali Jain, M.D.
Page views in 2019: 411
Page views in 2020 to date: 220
Cite this page: Jain D. Features to report. website. Accessed August 14th, 2020.
Definition / general
  • Editor's note
  • Specimen type and site (involved bronchi or segments, laterality, intact or fragmented)
  • Procedure
  • Histologic type
  • Histologic grade (incorporating nuclear atypia, mitotic index)
  • Tumor size
  • Surgical resection margins (bronchi, peribronchial and perivascular soft tissue)
  • Involvement of bronchi, surfaces covering tumor (pleura, thoracic wall, diaphragm), adjacent structures
  • Angiolymphatic invasion
  • Presence of multiple tumors (intrapulmonary metastases)
  • Pleural dissemination
  • Lymph node involvement (site of lymph nodes, number obtained, number positive, size of largest metastasis, extracapsular invasion)
  • Presence of disease in uninvolved lung / bronchi
  • Presence of histologic treatment effect (if prior chemoradiation therapy)
  • Molecular studies, as appropriate

Microscopic (histologic) images

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Visceral pleural invasion

Additional references
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