What is TNM staging of prostate cancer?
The pathologist uses the TNM Staging System to describe how far the prostate cancer has spread. This system describes the tumor (T), lymph node (N) and metastasis (M) to lymph nodes and/or bones or other organs.
What does pT3a mean?
Definition. A pathologic primary tumor TNM stage finding.
Is TNM a prognosis indicator?
Posttreatment TNM staging is a prognostic indicator of survival and recurrence in tethered or fixed rectal carcinoma after preoperative chemotherapy and radiotherapy.
How many stages of prostate cancer are there?
The results are combined to determine the stage of cancer for each person. There are 5 stages: stage 0 (zero) and stages I through IV (1 through 4). The stage provides a common way of describing the cancer, so doctors can work together to plan the best treatments.
What are the 2 types of prostate cancer?
Types of prostate cancer
- Small cell carcinomas.
- Neuroendocrine tumors (other than small cell carcinomas)
- Transitional cell carcinomas.
- Sarcomas.
What are the histological subtypes of prostate cancer?
The histological variants are atrophic, pseudohyperplastic, microcystic, foamy gland, mucinous (colloid), signet ring-like cell, pleomorphic giant cell, and sarcomatoid.
What is the TNM system for prostate cancer?
The TNM system is a way of staging prostate cancer. TNM stands for Tumour, Node, Metastasis. Knowing the stage of your cancer helps your doctor to work out what treatment you need.
What is the TNM classification for adenocarcinoma?
The 2002 TNM Classification for Adenocarcinoma of the Prostate is based on T (primary tumour), N (lymph nodes) and M (metastases) categories. The T category is based on clinical examination, imaging, endoscopy, biopsy and biochemical tests.
What is the UICC TNM classification for transitional cell carcinoma of prostate?
Transitional cell carcinoma of the prostate is classified as a urethral tumour (see UICC TNM Classification of Malignant Tumours, sixth edition1, page 203). There should be a histological confirmation of the disease.
What is the TNM staging system?
The TNM staging system is the most common way that doctors stage prostate cancer. TNM stands for Tumour, Node, Metastasis. Doctors may also use a number staging system. Or your doctor might describe your cancer as localised, locally advanced or advanced.