Kidney tumor
Adult malignancies - miscellaneous
Features to report

Authors: Pallav Gupta, M.D. (see Authors page)

Revised: 24 August 2016, last major update August 2016

Copyright: (c) 2003-2016, PathologyOutlines.com, Inc.

PubMed search: kidney tumors features to report
Cite this page: Features to report. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/kidneytumormalignantreport.html. Accessed December 7th, 2016.
Definition / General
  • Editor's note

  • Specimen type
  • Specimen laterality
  • Tumor location(s): upper pole / middle / lower pole
  • Tumor size(s) and focality
  • Gross extent of tumor
  • Histologic subtype
  • Sarcomatoid features: present / absent
  • Fuhrman nuclear grade
  • Microscopic extension of tumor: involvement of capsule, perinephric tissue, Gerota's fascia, renal vein / segmental braches / inferior vena cava, renal sinus, pelvicalyceal system, ureter, adrenal gland or other organ
    • There are several possible "capsules" - fibrous pseudocapsule over tumor (not always present), actual renal capsule (missing in hilar region) and Gerota's fascia (covers perirenal adipose tissue)
  • Margins: Gerota's fascia, renal vein, ureter
  • Partial nephrectomy: perinephric fat margin, renal parenchymal margin, renal capsule margin
  • Angiolymphatic invasion
  • Lymph nodes: location, number obtained, number involved by tumor, size of largest metastasis
  • Involvement of adrenal gland or other tissues
  • Pathology staging (pTNM) should be mentioned
  • Histopathological changes in the non-neoplastic kidney
    • Absent
    • Present: glomerular disease / tubulointerstitial disease / vascular disease

  • Further reading: www.cap.org/cancerprotocols
Micro Images

Images hosted on PathOut server:

Inflammatory pseudocapsule

Outermost tumor cells are in perirenal fat