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1.
BMJ Open ; 6(11): e012496, 2016 11 21.
Artigo em Inglês | MEDLINE | ID: mdl-27872117

RESUMO

INTRODUCTION: There are 11 500 rectal cancers diagnosed annually in the UK. Although surgery remains the primary treatment, there is evidence that preoperative radiotherapy (RT) improves local recurrence rates. High-quality surgery in rectal cancer is equally important in minimising local recurrence. Advances in MRI-guided prediction of resection margin status and improvements in abdominoperineal excision of the rectum (APER) technique supports a reassessment of the contribution of preoperative RT. A more selective approach to RT may be appropriate given the associated toxicity. METHODS AND ANALYSIS: This trial will explore the feasibility of a definitive trial evaluating the omission of RT in resectable low rectal cancer requiring APER. It will test the feasibility of randomising patients to (1) standard care (neoadjuvant long course RT±chemotherapy and APER, or (2) APER surgery alone for cT2/T3ab N0/1 low rectal cancer with clear predicted resection margins on MRI. RT schedule will be 45 Gy over 5 weeks as current standard, with restaging and surgery after 8-12 weeks. Recruitment will be for 24 months with a minimum 12-month follow-up. OBJECTIVES: Objectives include testing the ability to recruit, consent and retain patients, to quantify the number of patients eligible for a definitive trial and to test feasibility of outcomes measures. These include locoregional recurrence rates, distance to circumferential resection margin, toxicity and surgical complications including perineal wound healing, quality of life and economic analysis. The quality of MRI staging, RT delivery and surgical specimen quality will be closely monitored. ETHICS AND DISSEMINATION: The trial is approved by the Regional Ethics Committee and Health Research Authority (HRA) or equivalent. Written informed consent will be obtained. Serious adverse events will be reported to Swansea Trials Unit (STU), the ethics committee and trial sites. Trial results will be submitted for peer review publication and to trial participants. TRIAL REGISTRATION NUMBER: ISRCTN02406823.


Assuntos
Procedimentos Cirúrgicos do Sistema Digestório , Radioterapia/efeitos adversos , Neoplasias Retais/cirurgia , Adulto , Idoso , Estudos de Viabilidade , Feminino , Humanos , Imageamento por Ressonância Magnética , Masculino , Margens de Excisão , Pessoa de Meia-Idade , Militares , Terapia Neoadjuvante , Recidiva Local de Neoplasia/cirurgia , Qualidade de Vida , Neoplasias Retais/patologia , Reino Unido
2.
J Food Prot ; 43(5): 401-403, 1980 May.
Artigo em Inglês | MEDLINE | ID: mdl-30822865

RESUMO

Although there is some justification in claiming that an effective sanitation program extends product shelf-life, reduces spoilage, provides protection from disease and infection and improves company productivity, the primary motivating force for management to promote sanitation is its direct impact on corporate planning, corporate marketing and the corporate relationship with the law. Management's commitment to corporate security - its entity and financial security - correlates directly with market share. Since market share is directly related to product acceptability, then effective sanitation becomes an economically viable program. Once a sanitation program has received support by management, and the tools of sanitation have been provided via the sanitarian and QC laboratory, the sanitation message must be taught and followed without exception by management supervisors, employees and inspectors. Industry education may occur through trade associations which prepare Codes of Practice for manufacture and sanitation, universities which offer correspondence courses, professional associations which are committed to improving the professional status of the sanitarian and federal and local regulatory agencies which provide educational materials.

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