Urinary Sites

7/19/2018

  • Rule M6: Abstract a single primaryi when separate/non-contiguous tumors are on the same row in Table 2.
    • Added Note 1: The tumors must be the same behavior. When one tumor is in situ and the other invasive, continue through the rules.

Kidney

7/19/2018

  • Table 1: "Sarcomatoid" added as a synonym for renal cell carcinoma NOS 8312. Two notes added under RCC regarding sarcomatoid carcinoma.

Breast

7/19/2018

  • Changes from 2007 MPH Rules
    • 3A: Added a clarification: "Subtypes/variant, architecture, pattern, and features ARE NOT CODED. The majority of in situ tumors will be coded to DCIS 8500/2."
  • Rule H4: Code comedocarcinoma, in situ/non-infiltrating 8501/2 when the diagnosis is non-infiltrating/in situ comedocarcinoma and any other in situ carcinoma.
    • Rule deleted
  • Rule H5: Code the combination code using Table 2 in the Equivalent Terms and Definitions when two histologies are present within the tumor.
    • Rule deleted

6/25/2018

  • Equivalent or Equal Terms
    • Clarified synonyms of simultaneous
  • Rule M7: Abstract a single primary when the diagnosis is Paget disease with underlying in situ or invasive carcinoma NST (duct/ductal).
    • Second bullet was deleted which stated that "in situ or invasive lobular carcinoma" was included in the rule.
  • Rule M9: Abstract a single primary when simultaneous multiple tumors are carcinoma NST/duct and lobular
    • Note added to clarify that histologies must be the same behavior
  • Rule M11: Abstract a single primary when separate/non-contiguous tumors are on the same row in Table 3 in the Equivalent Terms and Definitions.
    • New rule
  • Rule H9: Code cribriform carcinoma 8201/3 when cribriform is mixed with any other carcinoma AND…
    • Two bullets updated to clarify when to code cribriform carcinoma
  • Rule H12: Code the subtype/variant (specific histology) ONLY when there is a NOS/NST and a subtype/variant AND the subtype/variant is documented to be greater than or equal to 90% of the tumor.
    • Note added which clarifies the use of the term "component"
  • Rule H15: Code a combination code when there are two histologies (two components) within a single tumor and the majority histology is unknown/not documented.
    • Note added which clarifies the use of the term "component"

Colon

7/3/2018

  • Table 1: GIST behavior code corrected to /3
  • Table 2: GIST (non-reportable) histology code added: 8936/1

Lung

6/28/2018

  • 8250/3 removed
  • Removed statement that non-mucinous adenocarcinoma is equivalent to adenocarcinoma