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Report Produced: 02/10/2026 08:14 AM

Report Question ID Question
20051022 Primary Site--Breast: Would a tumor described as located "lower central" be coded to C501 (central) or C508 overlapping (lower)?
20130028 Primary site--CLL/SLL: How is the primary site coded and what rule applies when no bone marrow biopsy is performed on a patient diagnosed with chronic lymphocytic leukemia/small lymphocytic lymphoma (CLL/SLL) which was based on the results of an axillary biopsy, positive peripheral blood and a CT scan showing multiple lymph nodes involved above and below the diaphragm? See Discussion
20091084 Primary site--Colon: How do you determine the correct subsite when there is conflicting information in different reports? Are there priority rules for coding subsite for sites other than Head and Neck? See Discussion.
20051024 Primary Site--Corpus uteri: Should a leiomyosarcoma be coded to the site of "uterus" or "myometrium"?
20000450 Primary Site--Esophagus: What is the difference between C15.5 [Lower third of esophagus] and C15.2 [Abdominal esophagus]?
20021202 Primary Site--Head & Neck (Middle ear): How do you code site for a skull based tumor consistent with a low grade papillary adenocarcinoma of "endolymphatic sac origin"?
20041032 Primary Site--Head & Neck: How is this field coded for a tongue primary described as "located on the lateral" or "left oral" tongue? See Discussion.
20031021 Primary Site--Head & Neck: What is the anatomical distinction among tonsillar fossa, tonsillar pillar, and tonsil NOS?
20031030 Primary Site--Head & Neck: What is the primary site for a tumor location described as being in the "gingiva between teeth #s 18 and 19?
20021183 Primary Site--Head & Neck: What site code is used to represent the following head and neck primary where there is not a clear statement of primary site? See discussion.