2015年9月17日 星期四

腹膜化學治療

腹膜治療的條件是要做完手術後,要盡量確認沒有大於一公分的腫瘤,再進行腹膜治療才比較有效。如果目前照長庚醫師說法,復發的時候再做腹膜治療,意思就是會再開第二次刀,然後做腹膜治療。

根據研究指出,腹膜化療比一般注射化療,可以多活15.9個月,但腹膜生活品質(副作用強)在前幾週很差,但治療一年後就能恢復正常生活,況且,腹膜若副作用過大,也可以馬上改回靜脈注射。

參考出處

Patients with optimally debulked (≤1 cm) stage III ovarian cancer after front-line surgery should be offered intraperitoneal (IP) chemotherapy. The Gynecological Oncology Group (GOG) trial compared IV cisplatin and paclitaxel with IP cisplatin and paclitaxel; results showed that IP therapy improved survival and yielded a 25% reduction in the risk of death. However, the trial also showed that IP chemotherapy resulted in increased toxicity compared with IV chemotherapy.[8]
At this time, there is no standardized regimen for IP therapy; however, the following dosing regimens may be used:
  • Paclitaxel 135 mg/m 2 IV over 24 h on day 1 plus  cisplatin 100 mg/m 2 IP on day 2 (may reduce dose to 75 mg/m 2) plus  paclitaxel 60 mg/m 2 IP on day 8 for six or more cycles, provided that the disease is responsive [8] 
  • The cisplatin dose may be reduced to 75 mg/m 2 IP on day 2; some clinicians give paclitaxel 135 mg/m 2 IV over 3 h followed by cisplatin 75 mg/m 2 IP, both on day 1 and on an outpatient basis [9] 
  • Normal range of carboplatin AUC for treatment of ovarian carcinoma is from 5 to 7.5; patients who have received extensive prior chemotherapy or radiation should start with an AUC < 5 
If patient cannot tolerate IP delivery, revert to one of the following two drug regimens:

  • Paclitaxel 175 mg/m 2 IV over 3 h plus  carboplatin AUC 7.5 IV over 1 h on day 1; every 21 d for six cycles [10] or 
  • Docetaxel 75 mg/m 2 IV over 1 h plus  carboplatin AUC 5 IV over 1 h on day 1; every 21 d for six cycles [6]

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