Prostate Cancer 101, Kingston, NY

Prostate Cancer 101, Kingston, NY

Current Staging for PCa

 

 

Primary Tumor (T)

TX Primary tumor cannot be assessed 
T0 No evidence of primary tumor 
T1 Clinically inapparent tumor not palpable nor visible by imaging 
T1a Tumor incidental histologic finding in 5% or less of tissue resected by TURP. 
T1b Tumor incidental histologic finding in more than 5% of tissue resected by TURP. 
T1c Tumor identified by needle biopsy (e.g. because of elevated PSA) 
T2 Palpable tumor but confined within the prostate 
T2a Tumor involves one half of a lobe or less. 
T2b Tumor involves more than half a lobe, but not both lobes. 
T2c The tumor involves both lobes. 
T3 Tumor extends through the prostatic capsule 
T3a Unilateral extracapsular extension 
T3b Bilateral extracapsular extension 
T3c Tumor invades the seminal vesicle(s) 
T4 Tumor is fixed or invades adjacent structures other than seminal vesicles. 
T4a Tumor invades any of bladder neck, external sphincter, rectum. 
T4b Tumor invades levator muscles, and/or is fixed to the pelvic wall.         

Primary Tumor, Pathologic (pT)

pT2 Organ confined
pT2a Unilateral
pT2b Bilateral
pT3 Extraprostatic extension
pT3a Extraprostatic extension
pT3b Seminal vesicle invasion
pT4 Invasion of bladder, rectum 

Regional Lymph Nodes (N)

NX Regional lymph nodes cannot be assessed
N0 No regional lymph node metastasis
N1 Metastasis in a single lymph node, 2 cm or smaller
N2 Metastasis to one or more lymph nodes 2 cm or larger, but none larger than 5 cm in greatest diameter.
N3 Metastasis to a lymph node greater than 5 cm in greatest diameter. 

Distant Metastasis (M)

MX Distant metastasis cannot be assessed
M0 No distant Metastasis
M1 Distant metastasis
M1a Nonregional lymph nodes
M1b Bone(s)
M1 Other site(s) 

 

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