Abstract
Purpose
The objectives of this study were to evaluate local disease control, overall survival (OS), disease-free survival (DFS) and local relapse-free survival (LRFS) in patients with endometrial cancer undergoing adjuvant vaginal brachytherapy (VBT)±external-beam radiotherapy (EBRT).
Materials and methods
From September 2007 to February 2011, 40 patients with endometrial cancer were retrospectively analysed. Surgery consisted of total hysterectomy and bilateral salpingo-oophorectomy without node dissection (16 patients) or with bilateral pelvic node dissection (24 patients). The stage distribution was as follows: two IA, nine IB, 12 IC, five IIA, eight IIB, two IIIA and two IIIC. Thirty-four patients underwent EBRT and VBT. Six patients received VBT alone.
Results
Median follow-up was 26 months. The 5-year OS and DFS were 96.4% and 86.9%, respectively. No local recurrence was observed. Four patients presented distant disease (three had lung metastases and one had hepatic node metastases). Acute EBRT-related toxicities were seen in 15 (38%) patients. We recorded late toxicities in 14 patients (35%). There was no evidence of grade 3–4 toxicity.
Conclusions
Adjuvant EBRT and/or VBT in patients with endometrial cancer showed good outcomes in terms of local disease control, with an acceptable toxicity profile.
Riassunto
Obiettivo
L’obiettivo dello studio è stato di valutare il controllo locale, la sopravvivenza globale (OS), la sopravvivenza libera da malattia (DFS) e la sopravvivenza libera da recidiva locale in pazienti con cancro dell’endometrio sottoposti a brachiterapia (BRT)±radioterapia (RT) a fasci esterni adiuvante.
Materiali e metodi
Da settembre 2007 a febbraio 2011, quaranta pazienti con tumore dell’endometrio sono state analizzate. La chirurgia consisteva nell’isterectomia totale e annessiectomia bilaterale senza linfadenectomia (16 pazienti), o con linfadenectomia pelvica (24 pazienti). Lo stadio patologico era: 2 IA, 9 IB, 12 IC, 5 IIA, 8 IIB, 2 IIIA e 2 IIIC. Trentaquattro pazienti avevano ricevuto RT pelvica e BRT. Sei pazienti avevano ricevuto solo brachiterapia.
Risultati
Il follow-up mediano è stato di 26 mesi. L’OS e la DFS a 5 anni sono state 96,4% e 86,9%, rispettivamente. Nessuna paziente presentava recidiva locale. Quattro pazienti manifestavano metastasi a distanza: (3 pazienti: malattia polmonare; 1 paziente: linfonodi epatici metastatici). Gli effetti tossici acuti sono stati osservati nel 38% dei pazienti e quelli tardivi nel 35%. Nessuna tossicità di 3–4 grado è stata rilevata.
Conclusioni
La RT pelvica e/o BRT adiuvante hanno mostrato un buon controllo locale di malattia con tossicità accettabile nei pazienti con cancro dell’endometrio.
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De Sanctis, V., Agolli, L., Valeriani, M. et al. External-beam radiotherapy and/or HDR brachytherapy in postoperative endometrial cancer patients: clinical outcomes and toxicity rates. Radiol med 118, 311–322 (2013). https://doi.org/10.1007/s11547-012-0833-7
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DOI: https://doi.org/10.1007/s11547-012-0833-7