Παρασκευή 8 Ιουλίου 2016

Secondary Surgery Versus Chemotherapy for Recurrent Ovarian Cancer.

Objective: The best course of treatment for recurrent ovarian cancer is uncertain. We sought to determine whether secondary cytoreductive surgery for first recurrence of ovarian cancer improves overall survival compared with other treatments. Materials and Methods: We assessed survival using Surveillance, Epidemiology and End Results-Medicare data for advanced stage ovarian cancer cases diagnosed from January 1, 1997 to December 31, 2007 with survival data through 2010 using multinomial propensity weighted finite mixture survival regression models to distinguish true from misclassified recurrences. Of 35,995 women ages 66 years and older with ovarian cancer, 3439 underwent optimal primary debulking surgery with 6 cycles of chemotherapy; 2038 experienced a remission. Results: One thousand six hundred thirty-five of 2038 (80%) women received treatment for recurrence of whom 72% were treated with chemotherapy only, 16% with surgery and chemotherapy and 12% received hospice care. Median survival of women treated with chemotherapy alone, surgery and chemotherapy, or hospice care was 4.1, 5.4, and 2.2 years, respectively (P

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The Missing Pieces in Reporting of Randomized Controlled Trials of External Beam Radiation Therapy Dose Escalation for Prostate Cancer.

Randomized controlled trials (RCTs) are the most rigorous way of determining whether a cause-effect relation exists between treatment and outcome and for assessing the cost-effectiveness of a treatment. For many patients, cancer is a chronic illness; RCTs evaluating treatments for indolent cancers must evolve to facilitate medical decision-making, as "concrete" patient outcomes (eg, survival) will likely be excellent independent of the intervention, and detecting a difference between trial arms may be impossible. In this commentary, we articulate 9 recommendations that we hope future clinical trialists and funding agencies (including those under the National Cancer Institute) will take into consideration when planning RCTs to help guide subsequent interpretation of results and clinical decision making, based on RCTs of external beam radiation therapy dose escalation for the most common indolent cancer in men, that is, prostate cancer. We recommend routinely reporting: (1) race; (2) medical comorbidities; (3) psychiatric comorbidities; (4) insurance status; (5) education; (6) marital status; (7) income; (8) sexual orientation; and (9) facility-related characteristics (eg, number of centers involved, type of facilities, yearly hospital volumes). We discuss how these factors independently affect patient outcomes and toxicities; future clinicians and governing organizations should consider this information to plan RCTs accordingly (to maximize patient accrual and total n), select appropriate endpoints (eg, toxicity, quality of life, sexual function), actively monitor RCTs, and report results so as to identify the optimal treatment among subpopulations. Copyright (C) 2016 Wolters Kluwer Health, Inc. All rights reserved.

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Phase I Trial Using Induction Ciplatin, Docetaxel, 5-FU and Erlotinib Followed by Cisplatin, Bevacizumab and Erlotinib With Concurrent Radiotherapy for Advanced Head and Neck Cancer.

Objectives: Bevacizumab (avastin) and erlotinib (tarceva) had shown early clinical activity against head and neck cancer (HNC). We initiated a phase I trial of induction cisplatin, docetaxel, 5-fluorouracil and erlotinib (TPF-E) followed by cisplatin, bevacizumab and erlotinib (PA-E) with radiotherapy (XRT) for advanced HNC. The goal was to determine maximum tolerated erlotinib dose. Methods: Eligible patients had stage IVA or higher HNC with good performance status, hematologic, and renal reserve. Two cycles of induction TPF-E were administered. XRT was administered with concurrent weekly cisplatin and bevacizumab every 2 weeks. Initial erlotinib dose was 50 mg daily from start of induction chemotherapy until radiotherapy completion. Erlotinib dose escalations to 100 and 150 mg were planned. Results: Thirteen patients with previously untreated locoregional disease (11 patients) or oligometastatic (2 patients) HNC were enrolled. Totally, 11 of 13 patients completed XRT as planned. Four of 8 patients in cohort 1 (erlotinib 50 mg), 3 of 4 patients in cohort 2 (100 mg), and 0 of 1 patients in cohort 3 (150 mg) completed the regimen. Two patients had significant gastrointestinal complications (bleeding and perforation), and 1 had dose-limiting diarrhea. Maximum tolerated dose was reached at 50 mg erlotinib. At median 23.4 months follow-up, 5 patients (38%) have no evidence of disease, and 2 (15%) have stable but measurable disease. Conclusions: Erlotinib in combination with induction TPF followed by erlotinib, cisplatin, and bevacizumab with XRT is active but toxic. Gastrointestinal toxicities partly caused high rates of study withdrawal. All doses studied in this protocol caused unexpected toxicities and we do not recommend advancement to phase II. Copyright (C) 2016 Wolters Kluwer Health, Inc. All rights reserved.

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Patient satisfaction with nipple-sparing mastectomy: A prospective study of patient reported outcomes using the BREAST-Q

Background and Objectives

The authors sought to study patient-reported outcomes following nipple-sparing mastectomy (NSM).

Methods

From 2008 to 2011, the BREAST-Q was administered to women undergoing NSM surgery for cancer treatment or risk-reduction prior to surgery and at 2 years after completion of reconstruction. The change in score over time and the impact of surgical indication, complication occurrence, and laterality on scores were analyzed.

Results

The BREAST-Q was prospectively administered to 39 women undergoing NSM for cancer treatment (n = 17) or risk-reduction (RR) (n = 22). At 2 years after operation, median overall satisfaction with breasts was 75 (IQR = 67,100). There were significant postoperative increases in scores for overall satisfaction with breasts (+8, P = 0.021) and psychosocial well-being (+14, P = 0.003). Postoperatively, RR patients had significantly higher scores for psychosocial wellness, physical impact (chest), and overall satisfaction with outcome compared to cancer treatment patients (P < 0.05). Also, increase from preoperative to postoperative psychosocial wellness was higher in the RR compared to cancer treatment patients (+17 vs. +1, P = 0.043). Complication occurrence did not significantly impact postoperative scores.

Conclusions

Following NSM for cancer treatment or RR, patients demonstrated high levels of satisfaction and quality of life as measured by BREAST-Q. Satisfaction level increased 2 years following operation. J. Surg. Oncol. © 2016 Wiley Periodicals, Inc.



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A 15-year experience with gastric neuroendocrine tumors: Does type make a difference?

Background

Gastric neuroendocrine tumors (GNETs) are rare and classified into three types by disease etiology and typical behavior.

Methods

The aim was to describe outcomes after GNET resection at a single institution from 2000 to 2014, stratified by tumor type. Given the small patient number, P-values were not assigned.

Results

Of 22 patients, 12 patients (55%) had Type 1, none (0%) had Type 2, and 10 (45%) had Type 3 tumors. Compared to Type 3, Type 1 patients were younger (mean age: 52 vs. 59 years) with similar rates of endoscopic resection (25% vs. 20%). Type 1 GNETs often had multiple tumors (60% vs. 10%) and were not poorly differentiated (0% vs. 11%). Only 33% of Type 1 had nodal metastases compared to 71% of Type 3. Type 1 GNETs presented with metastatic disease less often (17% vs. 40%). Three year recurrence-free survival was 33% for Type 1 compared to 86% for Type 3. Disease-specific survival at 3-years was 100% and 75% for Types 1 and 3, respectively.

Conclusion

Type 1 GNETs are often indolent and multifocal without nodal involvement, but have high recurrence risk. Type 3 is more aggressive with increased nodal involvement; nodal evaluation should be routinely performed. Determination of GNET type is paramount to treating patients with this rare disease. J. Surg. Oncol. © 2016 Wiley Periodicals, Inc.



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Does finding early recurrence improve outcomes, and at what cost?

The putative goal of surveillance is the early detection of recurrence while both the cancer and patient are still treatable. To be cost and clinically effective, surveillance requires a tailored approach based on stage, tumor biology, conditional survival, and available treatment options. Although surveillance is the major component of care for cancer patients after potentially curative treatment, current guidelines for surveillance lack the high-level data seen on the treatment side of the patient care continuum. J. Surg. Oncol. © 2016 Wiley Periodicals, Inc.



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Adoption of transoral robotic surgery compared with other surgical modalities for treatment of oropharyngeal squamous cell carcinoma

Background and Objectives

Transoral robotic surgery (TORS) has increased for treatment of oropharyngeal squamous cell carcinoma (OPSCC). To define the adoption of TORS, we analyzed patterns of surgical treatment for OPSCC in the US.

Methods

Cases of T1-T3 OPSCC treated with surgery between 2010 and 2013 from the National Cancer Database were queried.

Results

Of 3,071 patients who underwent primary surgical management for T1-T3 OPSCC, 846 (28%) underwent TORS. On multivariable analysis, low tumor stage (T2 vs. T1: OR 0.75, CI 0.37–0.51, P < 0.0001; T3 vs. T1: O.R. 0.33, CI 0.28–0.38, P < 0.0001), treatment at an academic cancer center (O.R. 2.23, C.I. 1.29–3.88, P = 0.004) and treatment at a high volume hospital (34–155 cases vs. 1–4 cases: O.R. 9.07, C.I. 3.19–25.79, P < 0.0001) were associated with increased TORS approach. Significant geographic variation was observed, with high adoption in the Middle Atlantic. Positive margin rates were lower when TORS was performed at a high volume versus low volume hospital (8.2% vs. 16.7% respectively, P = 0.001).

Conclusions

Tumor and non-tumor factors are associated with TORS adoption. This analysis suggests uneven diffusion of this technology in the treatment of OPSCC. J. Surg. Oncol. © 2016 Wiley Periodicals, Inc.



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