Cancer Cachexia: Mechanisms and Clinical Implications

Cachexia is a multifactorial process of skeletal muscle and adipose tissue atrophy resulting in progressive weight loss. It is associated with poor quality of life, poor physical function, and poor prognosis in cancer patients. It involves multiple pathways: procachectic and proinflammatory signals...

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Main Authors: Claire L. Donohoe, Aoife M. Ryan, John V. Reynolds
Format: Article
Language:English
Published: Wiley 2011-01-01
Series:Gastroenterology Research and Practice
Online Access:http://dx.doi.org/10.1155/2011/601434
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author Claire L. Donohoe
Aoife M. Ryan
John V. Reynolds
author_facet Claire L. Donohoe
Aoife M. Ryan
John V. Reynolds
author_sort Claire L. Donohoe
collection DOAJ
description Cachexia is a multifactorial process of skeletal muscle and adipose tissue atrophy resulting in progressive weight loss. It is associated with poor quality of life, poor physical function, and poor prognosis in cancer patients. It involves multiple pathways: procachectic and proinflammatory signals from tumour cells, systemic inflammation in the host, and widespread metabolic changes (increased resting energy expenditure and alterations in metabolism of protein, fat, and carbohydrate). Whether it is primarily driven by the tumour or as a result of the host response to the tumour has yet to be fully elucidated. Cachexia is compounded by anorexia and the relationship between these two entities has not been clarified fully. Inconsistencies in the definition of cachexia have limited the epidemiological characterisation of the condition and there has been slow progress in identifying therapeutic agents and trialling them in the clinical setting. Understanding the complex interplay of tumour and host factors will uncover new therapeutic targets.
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spelling doaj-art-f4e32a5b4de44529bf693ec96af9f7bc2025-02-03T01:02:31ZengWileyGastroenterology Research and Practice1687-61211687-630X2011-01-01201110.1155/2011/601434601434Cancer Cachexia: Mechanisms and Clinical ImplicationsClaire L. Donohoe0Aoife M. Ryan1John V. Reynolds2Department of Surgery, Trinity Centre for Health Sciences, Trinity College Dublin, St James’ Hospital, Dublin 8, IrelandDepartment of Nutrition, Food Studies and Public Health, New York University, New York, NY 10003, USADepartment of Surgery, Trinity Centre for Health Sciences, Trinity College Dublin, St James’ Hospital, Dublin 8, IrelandCachexia is a multifactorial process of skeletal muscle and adipose tissue atrophy resulting in progressive weight loss. It is associated with poor quality of life, poor physical function, and poor prognosis in cancer patients. It involves multiple pathways: procachectic and proinflammatory signals from tumour cells, systemic inflammation in the host, and widespread metabolic changes (increased resting energy expenditure and alterations in metabolism of protein, fat, and carbohydrate). Whether it is primarily driven by the tumour or as a result of the host response to the tumour has yet to be fully elucidated. Cachexia is compounded by anorexia and the relationship between these two entities has not been clarified fully. Inconsistencies in the definition of cachexia have limited the epidemiological characterisation of the condition and there has been slow progress in identifying therapeutic agents and trialling them in the clinical setting. Understanding the complex interplay of tumour and host factors will uncover new therapeutic targets.http://dx.doi.org/10.1155/2011/601434
spellingShingle Claire L. Donohoe
Aoife M. Ryan
John V. Reynolds
Cancer Cachexia: Mechanisms and Clinical Implications
Gastroenterology Research and Practice
title Cancer Cachexia: Mechanisms and Clinical Implications
title_full Cancer Cachexia: Mechanisms and Clinical Implications
title_fullStr Cancer Cachexia: Mechanisms and Clinical Implications
title_full_unstemmed Cancer Cachexia: Mechanisms and Clinical Implications
title_short Cancer Cachexia: Mechanisms and Clinical Implications
title_sort cancer cachexia mechanisms and clinical implications
url http://dx.doi.org/10.1155/2011/601434
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