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. 2013 Feb 15;8(2):e56221. doi: 10.1371/journal.pone.0056221

Table 5. Key phrases extracted from breast cancer discussion boards.

Cluster Label Key phrases UMLS semantic types
1 Examination biopsy, mammogram, ultrasound, MRI, BI-RADS, biopsy needle, core biopsy,cat scan, imaging, screening diap, lbpr
2 Procedure chemo, radiation, mastectomy, lumpectomy, chemotherapy,implant, removal, operation, radiotherapy, surgical topp
3 Symptom pain, painful, sore, nipple discharge, breast pain, itching, itchy,tingling, hot flashes, nausea sosy
4 Drug tamoxifen, arimidex, femara, taxol, taxotere, effexor, carboplatin,raloxifene, valium, docetaxel phsu
5 Complication infection, lymph edema, rash, fibrocystic breast, mastitis, IDC, eczema, complex cyst,complex cysts, paget’s disease, neuropathy, fibrocystic disease, fibrocystic breastdisease dsyn