Retroperitoneum

Primary Site Histology Sex
C480 8000-8803, 8810-8921, 8932-8934, 8940-8990, 9000-9016, 9030-9043, 9045-9137, 9141-9230, 9240-9580, 9582, 9700-9701 <Any value>
C481-C482, C488 8000-8700, 8720-8790, 8822, 8933, 8950, 8960, 8980, 9000, 9050, 9052, 9060, 9070-9071, 9073, 9080, 9085, 9090-9091, 9100, 9110, 9700-9701 1, 3, 4, 5, 9
C481-C482, C488 8710-8714, 8800-8803, 8810-8821, 8823-8921, 8932, 8934, 8940-8941, 8951-8959, 8963-8975, 8981-8990, 9010-9016, 9030-9043, 9045, 9051, 9053-9055, 9061-9065, 9072, 9081-9084, 9086, 9101-9105, 9120-9137, 9141-9230, 9240-9580, 9582 <Any value>

Notes

C480 Retroperitoneum
C481 Specified parts of peritoneum (including omentum and mesentery)
C482 Peritoneum, NOS
C488 Overlapping lesion of retroperitoneum and peritoneum

Note: The following sources were used in the development of this schema

  • SEER Extent of Disease 1988: Codes and Coding Instructions (3rd Edition, 1998) (https://seer.cancer.gov/archive/manuals/EOD10Dig.3rd.pdf)
  • SEER Summary Staging Manual-2000: Codes and Coding Instructions (https://seer.cancer.gov/tools/ssm/)
  • Collaborative Stage Data Collection System, version 02.05: https://cancerstaging.org/cstage/Pages/default.aspx
  • Chapter 44 Soft Tissue Sarcoma of the Retroperitoneum, in the AJCC Cancer Staging Manual, Eighth Edition (2017) published by Springer International Publishing. Used with permission of the American College of Surgeons, Chicago, Illinois.

Data Items

Name Default Value Used for Staging NAACCR Item Required By Metadata
Year of Diagnosis <BLANK> No NAACCR #390 None
Primary Site <BLANK> Yes NAACCR #400 None
Histology <BLANK> Yes NAACCR #522 None
Sex <BLANK> Yes NAACCR #220 None
Tumor Size Clinical <BLANK> No NAACCR #752 None
Tumor Size Pathological <BLANK> No NAACCR #754 None
Tumor Size Summary 999 Yes NAACCR #756 None
Regional Nodes Positive 99 No NAACCR #820 None
Regional Nodes Examined 99 No NAACCR #830 None
RX Summ Surgery/Radiation Sequence <BLANK> No NAACCR #1380 None
RX Summ Systemic/Surgery Sequence <BLANK> No NAACCR #1639 None
EOD Primary Tumor 999 Yes NAACCR #772 None
EOD Regional Nodes 999 Yes NAACCR #774 None
EOD Mets 00 Yes NAACCR #776 None
SS2018 <BLANK> No NAACCR #764 None
Grade Clinical 9 Yes NAACCR #3843 All SSDI
Grade Pathological 9 Yes NAACCR #3844 All SSDI
Grade Post Therapy <BLANK> No NAACCR #3845 CCCR/Canada
COC
NPCR
SEER
SSDI
Bone Invasion 8 No NAACCR #3815 COC
SEER
SSDI