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1.
Head Neck ; 35(3): 436-42, 2013 Mar.
Artigo em Inglês | MEDLINE | ID: mdl-22605643

RESUMO

BACKGROUND: Evidence-based nutritional and swallowing guidelines were developed to identify patients at high risk of developing malnutrition during chemoradiation for head and neck cancer. These guidelines recommended a prophylactic gastrostomy and were actively implemented at our institution in January 2007. This study assesses the effect of this policy change on patient outcomes. METHODS: This retrospective cohort study was carried out for the years before (2005) and after (2007) implementation of these guidelines. RESULTS: In all, 165 patients were treated with radical chemoradiation for head and neck cancer at our institution in the years 2005 and 2007. Gastrostomy tube complications were low. Patients in 2007 had significantly fewer hospital admissions, unexpected admissions, and a shorter mean duration of hospital stay in comparison with those in 2005. CONCLUSIONS: Prophylactic gastrostomy tubes in patients with high-risk head and neck cancer resulted in a significant decrease in hospital admissions and length of stay, and led to increased bed availability.


Assuntos
Redução de Custos/estatística & dados numéricos , Gastrostomia/métodos , Neoplasias de Cabeça e Pescoço/cirurgia , Tempo de Internação/estatística & dados numéricos , Adulto , Idoso , Idoso de 80 Anos ou mais , Quimiorradioterapia , Estudos de Coortes , Feminino , Gastrostomia/efeitos adversos , Neoplasias de Cabeça e Pescoço/tratamento farmacológico , Neoplasias de Cabeça e Pescoço/radioterapia , Humanos , Masculino , Pessoa de Meia-Idade , Estudos Retrospectivos , Atenção Terciária à Saúde , Resultado do Tratamento , Adulto Jovem
3.
Breast Cancer Res ; 14(3): 208, 2012 Jun 19.
Artigo em Inglês | MEDLINE | ID: mdl-22731805

RESUMO

Activation of the fibroblast growth factor receptor pathway is a common event in many cancer types. Here we review the role of fibroblast growth factor receptor signalling in breast cancer, from SNPs in FGFR2 that influence breast cancer risk and SNPs in FGFR4 that associate with breast cancer prognosis, and potential therapeutic targets such as receptor amplification and aberrant autocrine and paracrine ligand expression. We discuss the multiple therapeutic strategies in preclinical and clinical development and the current and future challenges to successfully targeting this pathway in cancer.


Assuntos
Neoplasias da Mama/metabolismo , Neoplasias da Mama/terapia , Receptores de Fatores de Crescimento de Fibroblastos/genética , Receptores de Fatores de Crescimento de Fibroblastos/metabolismo , Neoplasias da Mama/genética , Feminino , Amplificação de Genes , Humanos , Terapia de Alvo Molecular , Polimorfismo de Nucleotídeo Único , Prognóstico , Receptor Tipo 1 de Fator de Crescimento de Fibroblastos/genética , Receptor Tipo 1 de Fator de Crescimento de Fibroblastos/metabolismo , Receptor Tipo 2 de Fator de Crescimento de Fibroblastos/genética , Receptor Tipo 3 de Fator de Crescimento de Fibroblastos/genética , Receptor Tipo 3 de Fator de Crescimento de Fibroblastos/metabolismo , Receptor Tipo 4 de Fator de Crescimento de Fibroblastos/genética , Transdução de Sinais
4.
Surg Oncol Clin N Am ; 21(1): 99-112, 2012 Jan.
Artigo em Inglês | MEDLINE | ID: mdl-22098834

RESUMO

Radical surgery offers the only chance of cure for patients with operable gastric cancer; however, outcomes remain generally poor due to a high rate of relapse post gastric surgery. Multimodality therapy using chemotherapy, radiation or a combination of both have been evaluated in different parts of the world to improve outcomes from surgery alone. Perioperative chemotherapy is generally preferred in Europe in contrast to postoperative chemoradiation in the US or adjuvant fluoropyrimidine chemotherapy in East Asia. Regardless of these variations, systemic chemotherapy consistently results in a survival benefit when used in multimodality treatment of operable gastric cancer.


Assuntos
Antineoplásicos/uso terapêutico , Cuidados Pós-Operatórios/métodos , Cuidados Pré-Operatórios/métodos , Neoplasias Gástricas/tratamento farmacológico , Quimioterapia Adjuvante , Ensaios Clínicos como Assunto , Humanos , Terapia Neoadjuvante/métodos , Estadiamento de Neoplasias/métodos , Planejamento de Assistência ao Paciente , Neoplasias Gástricas/cirurgia
5.
Clin Colorectal Cancer ; 10(4): 245-57, 2011 Dec.
Artigo em Inglês | MEDLINE | ID: mdl-21729675

RESUMO

Colorectal cancer (CRC) remains a leading cause of cancer death in the developed world. Metastatic disease eventually develops in nearly 50% of patients with CRC. Chemotherapy is the mainstay of treatment in metastatic CRC (mCRC); however the majority of patients remain incurable with current therapeutic options. Progress made in the field of surgery, locoregional treatment for low-volume metastatic disease, and systemic chemotherapy has created new treatment paradigms and improved survival in mCRC. Development of new cytotoxic drugs and the advent of targeted agents over the past decade have seen the median overall survival (OS) for mCRC increase from 9 months to > 2 years. Data from trials integrating targeted therapies appear to indicate that not all have efficacy as single agents and the choice of chemotherapy used in combination with these agents may impact results. Ongoing research is leading to identification of new biomarkers of response, further defining the subpopulations who achieve greatest benefit. Hence optimizing treatment for this group of patients has become increasingly complex, requiring a multidisciplinary approach not only to identify those who are curable with resectable disease but also to determine when it is best to incorporate targeted drugs, with which chemotherapy, and in whom. Currently bevacizumab, cetuximab, and panitumumab are the only approved biologic agents for use in mCRC. In this article we discuss the evidence supporting the use of biologic agents with chemotherapy and suggested strategies for their integration into the treatment armamentarium of mCRC.


Assuntos
Antineoplásicos/uso terapêutico , Apoptose/efeitos dos fármacos , Produtos Biológicos/uso terapêutico , Neoplasias Colorretais/tratamento farmacológico , Neoplasias Colorretais/secundário , Animais , Protocolos de Quimioterapia Combinada Antineoplásica , Humanos
6.
Indian J Surg Oncol ; 2(4): 334-42, 2011 Dec.
Artigo em Inglês | MEDLINE | ID: mdl-23204792

RESUMO

The majority of gastric cancer patients present with advanced, incurable disease and only a minority have localised disease that is suitable for radical treatment. A benefit has generally been demonstrated from adding chemotherapy to surgery for early disease though there are marked differences in how this is done globally. Whilst a perioperative approach, with chemotherapy given before and after gastric surgery is commonly used in the Europe and Australia most patients with operable gastric cancer in North America are treated with surgery and postoperative chemoradiation. In contrast, in East Asia, adjuvant fluoropyrimidine chemotherapy alone is used following D2 gastric resection surgery. However, despite the multimodality treatments, outcomes remain suboptimal as the majority of those treated for localised disease eventually relapse with incurable loco-regional or distant metastases. At the current time, an unmet need exists to further understand the biology of this aggressive disease and develop more efficacious therapies that can improve outcomes from this aggressive disease.

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