Tumor Tip of the Week-SEER-Program-Tumor Size Pathologic (Neoadjuvant) - Omega Healthcare

Tumor Tip of the Week-SEER-Program-Tumor Size Pathologic (Neoadjuvant)

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1. Scenario: 2022

Mammogram-2.5cm mass RUOQ

Needle bx breast- .07cm core needle biopsy +Invasive Ductal Carcinoma

Neoadjuvant-Chemotherapy

Lumpectomy- No residual tumor

Question:  If you abstract for a SEER State or a state that requires this field how would you code the field Tumor Size-Pathologic (NAACR Item #754)?

•             000 No mass/tumor found

•             999 Unknown; size not stated

•             025

•             007

Answer: 000 No mass/tumor found

SEER Program Coding and Staging Manual 2022

20. Assign code 000 when a. No residual tumor is found i. Neoadjuvant therapy has been administered and the resection shows no residual tumor

  • Tumor Size-Clinical 025 per SEER
  • Tumor Size-Pathologic 000 per SEER
  • Tumor Size Summary-025 per STORE

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2. Scenario: 2022

Mammogram-2.5cm mass RUOQ

Needle bx breast- .07cm core needle biopsy +Invasive Ductal Carcinoma

Neoadjuvant-Chemotherapy

Lumpectomy- 1.7cm residual tumor

Question:  If you abstract for a SEER State or a state that requires this field how would you code the field Tumor Size-Pathologic (NAACR Item #754)?

•             000 No mass/tumor found

•             999 Unknown; size not stated

•             025

•             007

•             017

Answer: 999 Unknown; size not stated

SEER Program Coding and Staging Manual 2022

Assign code 999 when

e. Neoadjuvant therapy has been administered. Do not use a post-neoadjuvant size to code

  • Tumor Size-Clinical 025 per SEER
  • Tumor Size-Pathologic 999 per SEER
  • Tumor Size Summary-025 per STORE

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