Hypopharynx

Primary Site	Histology
C129, C130-C132, C138-C139	8000-8700

Notes

8000-8700 C129 Pyriform sinus C130 Postcricoid region C131 Hypopharyngeal aspect of aryepiglottic fold C132 Posterior wall of hypopharynx C138 Overlapping lesion of hypopharynx C139 Hypopharynx, NOS (laryngopharynx) **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 11 *Oropharynx (p16-) and Hypopharynx*, 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:** **Other EOD Schemas with Hypopharynx sites** * **GIST**: 8935-8936 * **Kaposi Sarcoma**: 9140 * **Melanoma Head and Neck**: 8720-8790 * **Mycosis Fungoides**: 9700-9701 * **Soft Tissue Head and Neck**: 8710-8714, 8800-8803, 8810-8905, 8912, 8921, 8932-8934, 8940-8990, 9000-9016, 9030-9043, 9045-9110, 9121-9138, 9141-9230, 9240-9580, 9582 * **Soft Tissue Other**: 8992 * **Soft Tissue Rare**: 8804-8806, 8910, 8920, 8930-8931, 8991, 9020, 9044, 9120, 9231, 9581 **Note 3:** **p16 testing** * Testing for p16 is not mandatory or needed for hypopharyngeal cancers.

Data Items
Staging Methods
Outputs

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
Tumor Size Clinical		No	NAACCR #752 tumorSizeClinical		None
Tumor Size Pathological		No	NAACCR #754 tumorSizePathologic		None
Tumor Size Summary	999	Yes	NAACCR #756 tumorSizeSummary		None
Regional Nodes Positive	99	No	NAACCR #820 regionalNodesPositive		None
Regional Nodes Examined	99	No	NAACCR #830 regionalNodesExamined		None
RX Summ Surgery/Radiation Sequence		No	NAACCR #1380 rxSummSurgRadSeq		None
RX Summ Systemic/Surgery Sequence		No	NAACCR #1639 rxSummSystemicSurSeq		None
Neoadjuvant Therapy	9	No	NAACCR #1632 neoadjuvantTherapy		None
Neoadjuvant Therapy – Clinical Response	9	No	NAACCR #1633 neoadjuvTherapyClinicalResponse		None
Neoadjuvant Therapy – Treatment Effect	9	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	9	Yes	NAACCR #3843 gradeClinical	All	SSDI
Grade Pathological	9	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
Extranodal Exten H&N Clin	8	No	NAACCR #3831 extranodalExtensionHeadNeckClin	COC SEER (RC)	SSDI
Extranodal Exten H&N Path	X.8	No	NAACCR #3832 extranodalExtensionHeadNeckPath	CCCR/Canada COC SEER	SSDI
LN Size	XX.8	No	NAACCR #3883 lnSize	CCCR/Canada COC SEER	SSDI
SEER_SSF1: SEER Site-Specific Fact 1	99	No	NAACCR #3700 seerSiteSpecificFact1		None

Initial Context

Staging Methods

Expand All | Collapse All

Summary Stage 2018

Start

Additional Context

eod_2018_t = 90

eod_2018_m = 90

eod_2018_n = 90

Next Step

EOD Mets
EOD Mets
ss2018_m