Pathologic T

This input is used for staging


**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, NOS


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)