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Table 1 Positive and negative examples of partial sentences indicating local recurrences

From: Using natural language processing and machine learning to identify breast cancer local recurrence

 

Partial sentences

Positive Examples

Now with newly diagnosed DCIS recurrence

She initially received breast-conserving therapy with radiotherapy for a right breast cancer in 1990 and now she presents with a right-sided pT1b N0 (SN) infiltrating lobular carcinoma.

She was found to have an ipsilateral breast tumor recurrence

Female with a history of left breast stage IIIC infiltrating ductal carcinoma who was treated with breast conserving surgery and adjuvant chemo radiation in 2010 who was recently diagnosed with a cancer in the ipsilateral breast

Is currently receiving chemotherapy for her recurrent breast cancer

Negative Examples

We recommended the patient undergo adjuvant radiation therapy with the goal of decreasing local regional recurrence and possibly increasing the overall long-term survival

Carefully explained to her that removing the right breast would not change her overall survival and had minimal impact on her recurrence

She presents with recurrence of depressive symptoms associated with new breast cancer diagnosis

Pt very concerned and anxious as some of her friends have been diagnosed with recurrent breast cancer.

Despite this stressor, and the attendant emotional strain, she appears to be coping well at present and is dealing well with fear of recurrence and medical issues