 <a id="main-content" tabindex="-1"></a> #  Risk prediction of nonsentinel node metastases after tumor-positive sentinel node biopsy 

 
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## Risk prediction of having additional tumor-positive axillary lymph nodes after positive sentinel node finding

 #### Prevalence of Nonsentinel Node Metastases in Series

Insert here the percentual prevalence of nonsentinel node metastases in the given institution. The reference prevalence in our manuscript is 32.7%.

 

   Prevalence of Nonsentinel Node Metastases in Series    % 

 

#### Histological Size of the Primary Tumor

Insert here the largest histological size of the primary invasive breast cancer in millimeters.

 

   Histological Size of the Primary Tumor    mm 

 

#### Number of Tumor-Negative Sentinel Nodes

Insert here the number of tumor-negative sentinel nodes harvested in the sentinel node biopsy procedure.

 

   Number of Tumor-Negative Sentinel Nodes    

 

#### Number of Tumor-Positive Sentinel Nodes

Insert here the number of tumor-positive sentinel nodes harvested in the sentinel node biopsy procedure..

 

   Number of Tumor-Positive Sentinel Nodes    

 

#### Extra-Capsular Extension of the Sentinel Node Metastasis

Choose between "yes" or "no" to indicate whether there is an extra-capsular extension of the tumor growth in any of the tumor-positive sentinel nodes.

 

  Extra-Capsular Extension of the Sentinel Node Metastasis   No  

   Yes  

  

#### Lymphovascular Invasion in the Primary Tumor

Choose between "yes" or "no" to indicate whether there is lymphovascular invasion in the primary tumor.

 

  Lymphovascular Invasion in the Primary Tumor   No  

   Yes  

  

#### Multifocal Primary Tumor

Choose between "yes" or "no" to indicate whether the primary tumor is multifocal or not.

 

  Multifocal Primary Tumor   No  

   Yes  

  

#### HER-2 Positive Primary Tumor

Choose between "yes" or "no" to indicate whether the primary tumor over-expresses human epidermal growth factor receptor 2 (HER-2) or not.

 

  HER-2 Positive Primary Tumor   No  

   Yes  

  

#### Size of the Sentinel Node Metastasis

Choose the histological size of the largest sentinel node metastasis: Isolated Tumor Cells (ITC), Micrometastasis (Mic) or Macrometastasis (Mac).

 

  Size of the Sentinel Node Metastasis   ITC  

   Mic  

   Mac  

  

#### Probability of Additional Axillary Metastases

The result indicates the risk prediction of having additional tumor-positive axillary lymph nodes after positive sentinel node finding.

 

   Probability of Additional Axillary Metastases    

 

  

 





##  Excel-based nomogram 

 [  Additional\_axilliary\_metastases\_after\_tumor-positive\_sentinel\_node\_biopsy\_in\_breast\_cancer(xls 35 KB) ﻿ (Avautuu uuteen ikkunaan. Linkki vie toiselle verkkosivulle.) ](https://www.hus.fi/sites/default/files/2021-01/additional_axilliary_metastases_after_tumor-positive_sentinel_node_biopsy_in_breast_cancer.xls) 

- [ Original article  (Avautuu uuteen ikkunaan. Linkki vie toiselle verkkosivulle.) ](https://pubmed.ncbi.nlm.nih.gov/23117131/)
 


  

 

  Päivitetty: 27.12.2022

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