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Difference between revisions of "Invasive breast cancer"
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→Tumour size and lymph node metastases
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===Tumour size and lymph node metastases=== | ===Tumour size and lymph node metastases=== | ||
There is a paper<ref name=pmid18483831>{{Cite journal | last1 = Porembka | first1 = MR. | last2 = Abraham | first2 = RL. | last3 = Sefko | first3 = JA. | last4 = Deshpande | first4 = AD. | last5 = Jeffe | first5 = DB. | last6 = Margenthaler | first6 = JA. | title = Factors associated with lymph node assessment in ductal carcinoma in situ: analysis of 1988-2002 seer data. | journal = Ann Surg Oncol | volume = 15 | issue = 10 | pages = 2709-19 | month = Oct | year = 2008 | doi = 10.1245/s10434-008-9947-5 | PMID = 18483831 | url=http://onlinelibrary.wiley.com/doi/10.1002/cncr.24592/pdf}}</ref> that predicts LN mets based on tumour size. | There is a paper<ref name=pmid18483831>{{Cite journal | last1 = Porembka | first1 = MR. | last2 = Abraham | first2 = RL. | last3 = Sefko | first3 = JA. | last4 = Deshpande | first4 = AD. | last5 = Jeffe | first5 = DB. | last6 = Margenthaler | first6 = JA. | title = Factors associated with lymph node assessment in ductal carcinoma in situ: analysis of 1988-2002 seer data. | journal = Ann Surg Oncol | volume = 15 | issue = 10 | pages = 2709-19 | month = Oct | year = 2008 | doi = 10.1245/s10434-008-9947-5 | PMID = 18483831 | url=http://onlinelibrary.wiley.com/doi/10.1002/cncr.24592/pdf}}</ref> that predicts LN mets based on tumour size. | ||
:<math>L_{To-Nodes}=1-exp(-Q_n D^Z)</math> | |||
Where: | |||
*<math>L_{To-Nodes}</math> = the probability of the lymph nodes being positive. | |||
*D = the largest dimension of the tumour in millimetres. | |||
*Z = 1.0041. | |||
*<math>Q_n</math> = 0.019. | |||
=See also= | =See also= | ||