Primary Cutaneous Lymphoma (excluding MF and SS)

Primary Site Histology
C440, C442-C449, C510, C609, C632 9597, 9680, 9708-9709, 9712, 9718-9719, 9726

Notes

9597, 9680, 9708-9709, 9712, 9718-9719, 9726 C440 Skin of lip, NOS C442 External ear C443 Skin of other and unspecified parts of face C444 Skin of scalp and neck C445 Skin of trunk C446 Skin of upper limb and shoulder C447 Skin of lower limb and hip C448 Overlapping lesion of skin C449 Skin, NOS C510 Labium majus C609 Penis C632 Scrotum, NOS **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 81 *Primary Cutaneous Lymphomas*, 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:** **Mycosis Fungoides schema** * See the *Mycosis Fungoides* schema for Mycosis Fungoides (9700) and Sezary syndrome (9701). **Note 3:** **The preferred histology terms listed in this schema are from the 2024 WHO Classification of Tumours, Haematolymphoid tumours, 5th edition.** * 9597: Primary cutaneous follicle center lymphoma (PCFCL) * 9680: Primary cutaneous diffuse large B-cell lymphoma, leg type (PCLBCL-LT) * 9708: Subcutaneous panniculitis-like T-cell lymphoma (SPTCL) * 9709: Primary cutaneous peripheral T-cell lymphoma (NOS) (pcPTCL) * 9712: Intravascular (large) B-cell lymphoma (IVLBCL) * 9718: Primary cutaneous anaplastic large cell lymphoma (C-ALCL) * 9719: Extranodal NK-/T-cell lymphoma (ENKTL) * 9726: Primary cutaneous gamma-delta T-cell lymphoma (PCGD-TCL)

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
Type of Reporting Source No NAACCR #500
typeOfReportingSource 		None
Tumor Size Clinical No NAACCR #752
tumorSizeClinical 		None
Tumor Size Pathological 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
Neoadjuvant Therapy 0 No NAACCR #1632
neoadjuvantTherapy 		None
Neoadjuvant Therapy – Clinical Response 0 No NAACCR #1633
neoadjuvTherapyClinicalResponse 		None
Neoadjuvant Therapy – Treatment Effect 0 No NAACCR #1634
neoadjuvTherapyTreatmentEffect 		None
EOD Primary Tumor 999 Yes NAACCR #772
eodPrimaryTumor 		None
EOD Regional Nodes 999 Yes NAACCR #774
eodRegionalNodes 		None
EOD Mets 00 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 		COC 2025–
NPCR 2025–
SEER 2025–		 SSDI 2025–

Initial Context

Staging Methods

Expand All | Collapse All

Summary Stage 2018

Start

  2. Derived Summary Grade NA
  3. derived_summary_grade

Next Step

  2. EOD Primary Tumor
  3. ss2018_t

Next Step

  2. EOD Regional Nodes
  3. ss2018_n

Next Step

  2. EOD Mets
  3. ss2018_m

Next Step

  2. Summary Stage
  3. ss2018_derived

End

Outputs

Name Default Value Description NAACCR Item Metadata
Schema ID 00812 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