Pathologic T
This input is used for staging
Notes
**Note 1:** Peritoneal sarcomas are classified as deep tumors. Only T1b or T2b are available. **Note 2:** Tumor size must be known to assign T. You may use a physician’s statement of the T category if this is the only information in the medical record. * If no size or category is specified, assign TX Tumor confined to site of origin Adjacent connective tissue Adjacent organs/structures Bone/cartilage Colon (except ascending and descending colon) Esophagus Gallbladder Liver Small intestine Spleen Stomach Further contiguous extension, including: Extension to ascending or descending colon Localized, NOSNAACCR Item
NAACCR #880| Pathologic T | Pathologic T Display | Description | Registrar Notes |
|---|---|---|---|
| pX | pTX | Primary tumor cannot be assessed | Pathologic classification criteria met, evaluation done: Physician unable to assess T Surgical resection of primary tumor, extension not stated Tumor size (TS) unknown for T categories where TS needed to determine T Physician assigns pTX, no other information available to determine T |
| p0 | pT0 | No evidence of primary tumor | |
| p1B | pT1b | Tumor 5 cm or less in greatest dimension Deep tumor |
Stated as T1b or T1 [NOS] |
| p2B | pT2b | Tumor more than 5 cm in greatest dimension Deep tumor |
Stated as T2b or T2 [NOS] |
| 88 | 88 | Not applicable | Primary site/histology not TNM defined Death certificate only (DCO) case |
| <BLANK> | BLANK | See Registrar Notes | Pathologic classification criteria not met Pathologic classification criteria met, evaluation done: Results not documented in patient record No surgical resection of known primary tumor (not T0) Resection insufficient for site-specific pathologic assessment No surgical resection of primary tumor and there isn’t a positive biopsy of a structure in the highest T category and highest N category Evidence of metastatic disease (pM1), no other workup Only Pathologic Stage Group documented (no T, N, or M information available) |