Chemoradiotherapy combined with intracavitary hyperthermia for anal cancer: Feasibility and long-term results from a phase II randomized trial

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Chemoradiotherapy combined with intracavitary hyperthermia for anal cancer: Feasibility and long-term results from a phase II randomized trial (EN)

Dardoufas, C (EN)
Gennatas, C (EN)
Vlahos, L (EN)
Kouloulias, V (EN)
Plataniotis, G (EN)
Kouvaris, J (EN)
Papavasiliou, C (EN)
Uzunoglu, N (EN)

journalArticle (EN)

2014-03-01T01:21:59Z
2005 (EN)


Purpose: The purpose of this study was to investigate in a randomized way the clinical benefit of addition of intracavitary hyperthermia (ICHT) to a conventional chemoradiotherapy schedule in patients with T2-T3N0M0 anal cancer. Methods and Materials: Patients were randomly assigned to undergo chemotherapy with 5-fluorouracil (5-FU) and mitomycin-C combined with radiotherapy with (arm A: 24 patients) or without ICHT (arm 13: 25 patients). A microwave applicator operating at 43 3 MHz inserted into the anal-rectal cavity was used for ICHT. Patients in both aims received 1000 mg/m(2) per day of 5-FU on days 1-4 and days 28-31 plus 15 mg/m(2) mitomycin-C on day 1. Radiotherapy was administered with a dose of 41.4 Gy (1.8 Gy per fraction) plus a booster dose of 14 Gy (2 Gy per fraction). Results: One patient from group A developed severe mucositis, whereas no severe morbidity was noted in the rest of the patients in both groups. The incidence of lower-intestine acute reactions was higher in the ICHT arm. After a 5-year follow up in the hyperthermia arm, 23 of 24 patients (95.8%) preserved their anorectal function and avoided permanent colostomy, whereas in the second arm, 17 of 25 (68.0%) had sphincter preservation. Local recurrence-free survival time was significantly higher in the ICHT arm (P = 0.0107, log rank test), whereas no significant difference in overall survival was note I. Conclusion: The addition of ICHT to the chemoradiotherapy schedule of anal cancer seems to offer a new effective and safe therapeutic modality. The preservation of anorectal function seems to be the significant clinical benefit of adjuvant ICHT. (EN)

Oncology (EN)

mitomycin C (EN)
Humans (EN)
Middle Aged (EN)
skin toxicity (EN)
bladder disease (EN)
blood toxicity (EN)
Diathermy (EN)
Male (EN)
fluorouracil (EN)
anus cancer (EN)
controlled clinical trial (EN)
enteropathy (EN)
microwave irradiation (EN)
Dose Fractionation (EN)
Female (EN)
radiation dose (EN)
female (EN)
morbidity (EN)
human (EN)
Fluorouracil (EN)
clinical trial (EN)
Mitomycin (EN)
colostomy (EN)
Anal cancer (EN)
anus (EN)
survival (EN)
aged (EN)
Antineoplastic Combined Chemotherapy Protocols (EN)
Combined Modality Therapy (EN)
Radiotherapy (EN)
recurrent disease (EN)
Anus Neoplasms (EN)
article (EN)
randomized controlled trial (EN)
hyperthermic therapy (EN)
controlled study (EN)
5-fluoroucil and mitomycin (EN)
Survival Analysis (EN)
Randomized study (EN)
rectum (EN)
Aged (EN)
adult (EN)
anus sphincter (EN)
Intracavitary hyperthermia (EN)
male (EN)

American Journal of Clinical Oncology: Cancer Clinical Trials (EN)

English

LIPPINCOTT WILLIAMS & WILKINS (EN)




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