Tumor Tips

Omega Tumor Tip of the Week-10-20-2023 LCIS and Class of Case

Scenario:  2023 patient diagnosed with lobular carcinoma in situ- diagnosed and treated at my facility.

The State Registry in which this patient was diagnosed requires the collection of lobular carcinoma in situ.

Question:  How would you code Class of Case?

  • 14 Diagnosed and all first course treatment done at this facility
  • 34 (Case not required by CoC), but diagnosed and all/some of first course treatment done at this facility

Answer:  34 (Case not required by CoC), but diagnosed and all/some of first course treatment done at this facility

Rationale:

Refer to the STORE Manual v23, posted 6/28/2023 and review page 32 to see the summary of changes. And then page 45 to review the Overview of Coding Principles.

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