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Produced: 10/15/2025 2:40 PM
Question 20021079
Inquiry Details
References:
Question:
Primary Site/Histology (Pre-2007)/EOD Fields/Surgery of Primary Site--Abdomen, NOS: What codes are used to represent these fields for a case with a resection of the rectosigmoid and adjacent tumor mass that demonstrated no tumor in the rectosigmoid but extramural to the colon there was an endometrioid adenocarcinoma arising in association with an area of endometriosis (possibly within the pericolic soft tissue or in an ovarian remnant)?
Discussion:
Answer:
For cases diagnosed in 2003, code to:
Primary Site: C76.2 [abdomen, NOS]
Histology: 8380/3 [Endometrioid adenocarcinoma]
EOD size, extension, lymph node: 999, 99, 9 [Unknown]
Surgery of Primary Site: 98 [All unknown and ill-defined disease sites, WITH or WITHOUT surgical treatment]
Scope of Regional LN Surgery: 0 [None]
Surgical Procedure of Other Site: 2 [Non-primary surgical procedure to other regional sites].
History:
For cases diagnosed 1998-2002, code to:
Primary Site: C76.2
Histology: 8380/3
EOD size, extension, lymph node: 999, 99, 9
Surgery of Primary Site: 40 [Total surgical removal of primary site]
Scope of Regional LN Surgery: 0
Number of Regional LNs Examined: 00
Surgery of Other Regional Sites: 2
Cancer Site Category:
Unknown & ill-defined sit
Data Item Category:
Primary site, Histology
Other Category:
N/A
Year:
2002
