Cancer Registry Data Collection Flashcards
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Read the first 7 Cancer Registry Data Collection flashcards as text
Which date is used as the 'date of diagnosis' when a biopsy and a subsequent surgical resection both confirm malignancy?
Answer: Date of the biopsy confirming malignancy
The date of diagnosis is the earliest date on which a definitive diagnosis of cancer was established, typically the biopsy date.
A physician documents 'metastatic adenocarcinoma, consistent with colonic primary' in the record. How should the registrar code the primary site?
Answer: Code primary site as colon based on physician statement
Registrars follow physician statements of primary site even when expressed as 'consistent with,' per FORDS/STORE coding rules.
What is the standard accession number format used by most hospital cancer registries?
Answer: Year of diagnosis followed by sequential case number
The standard accession number uses the four-digit year of diagnosis plus a sequential number (e.g., 20230001).
Which coding system is used to classify the primary site of cancer in the tumor registry abstract?
Answer: ICD-O-3 topography codes
ICD-O-3 topography codes (C00-C80) are used to specify the anatomic site of origin of the primary tumor.
A tumor registrar discovers a case was abstracted with an incorrect primary site two years ago. What is the correct action?
Answer: Amend the original abstract with a correction and document the change
Erroneous abstracts should be corrected via amendment with documentation of the change to maintain data integrity.
For a patient diagnosed with cancer at an outside facility who receives chemotherapy only at your hospital, what is your facility's relationship to this case?
Answer: Treating facility — must be reported per CoC standards
CoC-accredited facilities must report all patients who receive any first-course treatment there, even if diagnosed elsewhere.
When coding 'laterality' for a tumor, which organ would NOT require a laterality code?
Answer: Stomach
The stomach is a midline organ and does not have paired sides, so laterality coding is not applicable.
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