Plasma Cell Disorders

Primary Site Histology
C000-C440, C442-C689, C691-C694, C698-C809 9671, 9734
C000-C809 9731, 9761

Notes

**See table above for primary sites and histologies for this schema** * 9671: Lymphoplasmacytic lymphoma (LPL) *(EXCEPT C441, C690, C695-C696)* * 9731: Solitary plasmacytoma of bone (SPB) * 9734: Extramedullary plasmacytoma (EMP) *(EXCEPT C441, C690, C695-C696)* * 9761: Waldenstrom macroglobulinemia (WM) **Note 1:** **Sources 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/ssm2000/) * Collaborative Stage Data Collection System, version 02.05: https://cancerstaging.org/cstage/Pages/default.aspx * Chapter 82 *Plasma Cell Myeloma and Plasma Cell Disorder*, 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. **Note 2:** **Summary Stage** * Summary Stage is the only applicable staging system for this site/histology/schema. **Note 3:** **Benign (/0) and Borderline (/1) Hematopoietic Tumors** * For the U.S /0 and /1 neoplasms are not reportable, except for primary sites C700-C729, C751-C753. * For Canada, refer to your specific province for reportability requirements.

Data Items

Name Default Value Used in Derivation NAACCR Item Required By Metadata
Year of Diagnosis No NAACCR #390
dateOfDiagnosis
None
Primary Site Yes NAACCR #400
primarySite
None
Histology Yes NAACCR #522
histologicTypeIcdO3
None
Behavior No NAACCR #523
behaviorCodeIcdO3
None
Type of Reporting Source No NAACCR #500
typeOfReportingSource
None
Tumor Size Clinical 999 No NAACCR #752
tumorSizeClinical
None
Tumor Size Pathological 999 No NAACCR #754
tumorSizePathologic
None
Tumor Size Summary 999 No NAACCR #756
tumorSizeSummary
None
Regional Nodes Positive 99 No NAACCR #820
regionalNodesPositive
None
Regional Nodes Examined 99 No NAACCR #830
regionalNodesExamined
None
EOD Primary Tumor 999 Yes NAACCR #772
eodPrimaryTumor
None
EOD Regional Nodes 999 Yes NAACCR #774
eodRegionalNodes
None
EOD Mets 88 Yes NAACCR #776
eodMets
None
SS2018 No NAACCR #764
summaryStage2018
None
Grade Clinical 8 Yes NAACCR #3843
gradeClinical
All SSDI
Grade Pathological 8 Yes NAACCR #3844
gradePathological
All SSDI
Grade Post Therapy Clin (yc) No NAACCR #1068
gradePostTherapyClin
COC
NPCR
SEER
SSDI
Grade Post Therapy Path (yp) No NAACCR #3845
gradePostTherapy
CCCR/Canada
COC
NPCR
SEER
SSDI
PTLD 8 No NAACCR #1172
ptld
CCCR/Canada 2025–
COC 2025–
NPCR 2025–
SEER 2025–
SSDI 2025–

Initial Context

Staging Methods

Expand All | Collapse All

Summary Stage 2018

Start

  1. Derived Summary Grade NA
  2. derived_summary_grade

Next Step

  1. EOD Primary Tumor
  2. ss2018_t

Next Step

  1. EOD Regional Nodes
  2. ss2018_n

Next Step

  1. EOD Mets
  2. ss2018_m

Next Step

  1. Summary Stage
  2. ss2018_derived

End

Outputs

Name Default Value Description NAACCR Item Metadata
Schema ID 00822 NAACCR #3800
schemaId
None
Derived Version {{ctx_alg_version}} None None
Derived Summary Stage 2018 9 NAACCR #762
derivedSummaryStage2018
None
Derived Summary Grade 2018 <BLANK> NAACCR #1975
derivedSummaryGrade2018
None