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NAACCR Data Dictionary
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Version 24
Data Item #3829: Esophagus and EGJ Tumor Epicenter

* indicates required field

Length: 1
Source of Standard: NAACCR
Section Name: Stage/Prognostic Factors
Year Implemented: 2018
Version Implemented: 18
Record Types: A, M, C, I

XML NAACCR ID: esophagusAndEgjTumorEpicenter

Parent XML Element: Tumor

Required Status:

NPCR Collect: RS - Required, site specific
CoC Collect: RS - Required, site specific
SEER Collect: RS - Required, site specific
CCCR Collect: RS* - Required, site specific; when available

Description:

Esophagus and Esophagogastric Junction (EGJ), Squamous Cell (including adenosquamous), Tumor Location refers to the position of the epicenter of the tumor in the esophagus.

Rationale:

This data item is required for prognostic stage grouping for squamous and adenosquamous carcinoma in AJCC 8th edition, Chapter 16 Esophagus and Esophagogastric Junction. It is a new data item for cases diagnosed 1/1/2018+.

Item Data Type:

digits

Allowable Values

0-2, 9

Codes:

0

U: Upper (Cervical/Proximal esophagus to lower border of azygos vein)

1

M: Middle (Lower border of azygos vein to lower border of inferior pulmonary vein)

2

L: Lower (Lower border of inferior pulmonary vein to stomach, including gastroesophageal junction)

9

X: Esophagus, NOS
Specific location of epicenter not documented in medical record
Specific location of epicenter not assessed or unknown if assessed

Code Notes:

Each Site-Specific Data Item (SSDI) applies only to selected primary sites, histologies, and years of diagnosis. Depending on applicability and standard-setter requirements, SSDIs may be left blank.