TNM 6 Exercise
Please type your answers in the text fields below and click Show Answer to see the correct answer and explanation.
TX N0 M0 Stage Group 0a
TX (Primary tumor cannot be assessed) N0 (No lymphadenopathy on CT scan) M0 (No distant metastasis seen on imaging) Stage Group 0a. Per page 6, Rule 4, of TNM 6th edition: "carcinoma in situ is an exception to the stage grouping guidelines... pTis cN0 cM0, clinical stage group 0 is appropriate".
Ta NX MX Stage Group UNK
Ta (Papillary non-invasive carcinoma) NX (No lymph nodes examined) MX (Imaging done, but per TNM 6th edition, clinical information can be used to code the pathologic M category if sufficient tissue was removed to code the highest T and highest N categories.)