Neoadjuvant chemotherapy with mitoxantrone in treatment of locally advanced breast cancor

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Klin Onkol 2002; 15(4): 145-147.

Summary: Neoadjuvant chemotherapy has been used as initial treatment in locally advanced breast cancer. The aims of neoadjuvant treatment are:

  1. Reduction and devitalisation of the primary tumor.
  2. Decrease of intraoperative tumor cell dissemination.
  3. Early eradiation of micrometastases by systemic chemotherapy.
  4. Individual clinical chemotherapy sensitivity testing with the possibility to continue this treatment in responding patients.
53 women with locally advanced breast cancer were treated with neoadjuvant regime: mitoxantrone 12 mg/m2 1 day, cyclophosphamide 500 mg/m2 – 1 day, fluorouracile – 500 mg/m2 1+8 day, every 21 dayĘ three or four cycles. Measurement of tumor by mammography was used to asses the efect of chemotherapy. The response to neoadjuvant chemotherapy: 2 patients with comlete (CR) – 3,8%, 4 patients partiae response (PR) – 7,6%, 47 patients with stable disease (SD) – 88,6%. 69,8% for those having mastectomy and 24,5% for those having breast conservation. Leukopenia was the most frequent hematological toxicity – 1 patients had G4. Nause and vomiting, was the most frequent non-hematological toxicity. I observed mucositis, diarrhoea, cardial toxicity G1-G2, and alopecia, 1 patients G3. The disease – free 5-year survival rate was 58% for all patients.

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