Τετάρτη 15 Ιουνίου 2016

Efficiency versus effectiveness: impact of molecular testing on healthcare costs and clinical outcome of patients with indeterminate thyroid nodules



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Diagnostic and prognostic significance of serum apolipoprotein C-I in triple-negative breast cancer based on mass spectrometry

10.1080/15384047.2016.1156262<br/>Dongjian Song

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Effects of supportive-expressive discussion groups on loneliness, hope and quality of life in breast cancer survivors: a randomized control trial

Abstract

Purpose

Evaluation of the effect of supportive expressive discussion groups on loneliness, hope and quality of life in breast cancer survivors.

Methods

A randomized control trial including breast cancer patients who had completed chemotherapy and randomly allocated into two groups: intervention (n = 41) and control (n = 40). The intervention consisted of twelve weekly 90-min sessions for groups of six to eight breast cancer survivors. Data were obtained pre-to -post the intervention and at 8-week follow-up. The data were analyzed using a repeated-measures analysis of variance (ANOVA).

Results

The findings revealed a significant reduction in loneliness scores (F = 69.85, p < 0.001), promotion in total hope (F = 20.8, p < 0.05) and enhancement in quality of life from pre- to post-intervention, and then over the 8-week follow-up period in the intervention group, while scores of control participants did not show this pattern during the study. The strongest effects were found for global quality of life (effect size) = 0.59), for future perspectives (effect size = 0.51), emotional functioning (effect size = 0.35) and social functioning (effect size = 0.31).

Conclusion

The intervention was effective on loneliness, hope and quality of life in the intervention group. The intervention needs further evaluation in a larger study and with other cancer types. Copyright © 2016 John Wiley & Sons, Ltd.



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Malignant Peripheral Nerve Sheath Tumors: A Single Institution's Experience Using Combined Surgery and Radiation Therapy.

Purpose: The purpose of this study is to investigate local control (LC), survival outcomes, and associated prognostic factors for patients with malignant peripheral nerve sheath tumors (MPNSTs) treated with combined surgery and radiation therapy (RT). Methods: We reviewed the medical records of 71 consecutive patients treated with surgery and RT for localized MPNST between 1965 and 2012. Preoperative RT was used to treat 23 patients (32%) to a median dose of 50 Gy (range, 50 to 60 Gy), whereas 48 (68%) received postoperative RT to a median dose of 64 Gy (range, 45 to 70 Gy). Results: Median follow-up for living patients was 118 months (range, 21 to 512 mo). The 5-year LC, distant metastatic free survival, and disease-specific survival rates were 84%, 62%, and 66%, respectively. To identify predictors of outcome, several multivariate models were constructed: (1) positive/uncertain surgical margin status was the only factor adversely associated local relapse at 5 years (28% vs. 5% for negative margins; P=0.02; hazard ratios 5.92; 95% confidence interval, 1.3-27.4). (2) No factors were significantly associated with distant metastatic free survival. Of the 35 patients (49%) who sustained disease relapse, only 3 were ultimately salvaged. Only 2 patients had grade 2 late toxicities (necrosis, fibrosis) based on Common Terminology Criteria for Adverse Events version 4.03 criteria, and 1 patient had grade 1 edema. Conclusions: Combination therapy with surgery and RT provides favorable LC. Distant recurrences, however, continue to be challenging with limited salvage success at the time of relapse. Copyright (C) 2016 Wolters Kluwer Health, Inc. All rights reserved.

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Τρίτη 14 Ιουνίου 2016

Effect of N-acetylcysteine on liver recovery after resection: A randomized clinical trial

Background and Objectives

Liver failure following hepatic resection is a multifactorial complication. In experimental studies, infusion of N-acetylcysteine (NAC) can minimize hepatic parenchymal injury.

Methods

Patients undergoing liver resection were randomized to postoperative care with or without NAC. No blinding was performed. Overall complication rate was the primary outcome; liver failure, length of stay, and mortality were secondary outcomes. Due to safety concerns, a premature multivariate analysis was performed and included within the model randomization to NAC, preoperative ASA, extent of resection, and intraoperative vascular occlusion as factors.

Results

Two hundred and six patients were randomized (110 to conventional therapy; 96 to NAC). No significant differences were noted in overall complications (32.7% and 45.7%, P = 0.06) or hepatic failure (3.6% and 5.4%, P = 0.537) between treatment groups. There was significantly more delirium within the NAC group (2.7% and 9.8%, P < 0.05) that caused early trial termination. In multivariate analysis, only randomization to NAC (OR = 2.21, 95%CI = 1.16–4.19) and extensive resections (OR = 2.28, 95%CI = 1.22–4.29) were predictive of postoperative complications.

Conclusions

Patients randomized to postoperative NAC received no benefit. There was a trend toward a higher rate of overall complications and a significantly higher rate of delirium in the NAC group. J. Surg. Oncol. © 2016 Wiley Periodicals, Inc.



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Forty-eight cases of leiomyosarcoma of bone in Japan: A multicenter study from the Japanese musculoskeletal oncology group

Background

Leiomyosarcoma of bone (LMSoB) is a rare malignant bone tumor. This multicenter retrospective study was conducted to investigate the diagnosis and the clinical outcome of primary LMSoB in Japan.

Methods

Forty-eight patients (average age: 52 years [range 14–88 years]) with primary LMSoB who were treated at registered institutes in Japan between 1991 and 2014 were recruited. The median follow-up period was 44 months (range: 2–273).

Results

The 5-year overall survival rates and disease-free survival rates were 78.3% and 44.9%, respectively. Surgical treatment was performed in 42 patients, and R0 resection was achieved in 31 patients. Neoadjuvant chemotherapy was administered in 18 patients. The most common regimen (cisplatin-based chemotherapy) was administered in 15 patients, however, no patient achieved a good response in both radiological and histological evaluations. The presence of metastasis at the first visit and a lack of definitive surgery were significantly correlated with poor overall survival, and the surgical margin was a significant prognostic factor for disease-free survival.

Conclusions

This study is the largest LMSoB case series ever reported. Surgical treatment with wide margins was the only treatment that proved to be effective, whereas adjuvant chemotherapy in the present setting did not improve the overall survival. J. Surg. Oncol. © 2016 Wiley Periodicals, Inc.



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Erratum to: Altered expression of stromal interaction molecule (STIM)-calcium release-activated calcium channel protein (ORAI) and inositol 1,4,5-trisphosphate receptors (IP3Rs) in cancer: will they become a new battlefield for oncotherapy?



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