Unexplained gastrointestinal symptoms: think mitochondrial disease.

Defects in mitochondrial function are increasingly recognised as central to the pathogenesis of many diseases, both inherited and acquired. Many of these mitochondrial defects arise from abnormalities in mitochondrial DNA and can result in multisystem disease, with gastrointestinal involvement commo...

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Main Authors: Chapman, T, Hadley, G, Fratter, C, Cullen, SN, Bax, B, Bain, MD, Sapsford, R, Poulton, J, Travis, S
Format: Journal article
Language:English
Published: Elsevier 2014
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author Chapman, T
Hadley, G
Fratter, C
Cullen, SN
Bax, B
Bain, MD
Sapsford, R
Poulton, J
Travis, S
author_facet Chapman, T
Hadley, G
Fratter, C
Cullen, SN
Bax, B
Bain, MD
Sapsford, R
Poulton, J
Travis, S
author_sort Chapman, T
collection OXFORD
description Defects in mitochondrial function are increasingly recognised as central to the pathogenesis of many diseases, both inherited and acquired. Many of these mitochondrial defects arise from abnormalities in mitochondrial DNA and can result in multisystem disease, with gastrointestinal involvement common. Moreover, mitochondrial disease may present with a range of non-specific symptoms, and thus can be easily misdiagnosed, or even considered to be non-organic. We describe the clinical, histopathological and genetic findings of six patients from three families with gastrointestinal manifestations of mitochondrial disease. In two of the patients, anorexia nervosa was considered as an initial diagnosis. These cases illustrate the challenges of both diagnosing and managing mitochondrial disease and highlight two important but poorly understood aspects, the clinical and the genetic. The pathophysiology of gastrointestinal involvement in mitochondrial disease is discussed and emerging treatments are described. Finally, we provide a checklist of investigations for the gastroenterologist when mitochondrial disease is suspected.
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spelling oxford-uuid:4a2bf0bb-da4e-46ae-b60b-9e647593bc772022-03-26T15:36:05ZUnexplained gastrointestinal symptoms: think mitochondrial disease.Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:4a2bf0bb-da4e-46ae-b60b-9e647593bc77EnglishSymplectic Elements at OxfordElsevier2014Chapman, THadley, GFratter, CCullen, SNBax, BBain, MDSapsford, RPoulton, JTravis, SDefects in mitochondrial function are increasingly recognised as central to the pathogenesis of many diseases, both inherited and acquired. Many of these mitochondrial defects arise from abnormalities in mitochondrial DNA and can result in multisystem disease, with gastrointestinal involvement common. Moreover, mitochondrial disease may present with a range of non-specific symptoms, and thus can be easily misdiagnosed, or even considered to be non-organic. We describe the clinical, histopathological and genetic findings of six patients from three families with gastrointestinal manifestations of mitochondrial disease. In two of the patients, anorexia nervosa was considered as an initial diagnosis. These cases illustrate the challenges of both diagnosing and managing mitochondrial disease and highlight two important but poorly understood aspects, the clinical and the genetic. The pathophysiology of gastrointestinal involvement in mitochondrial disease is discussed and emerging treatments are described. Finally, we provide a checklist of investigations for the gastroenterologist when mitochondrial disease is suspected.
spellingShingle Chapman, T
Hadley, G
Fratter, C
Cullen, SN
Bax, B
Bain, MD
Sapsford, R
Poulton, J
Travis, S
Unexplained gastrointestinal symptoms: think mitochondrial disease.
title Unexplained gastrointestinal symptoms: think mitochondrial disease.
title_full Unexplained gastrointestinal symptoms: think mitochondrial disease.
title_fullStr Unexplained gastrointestinal symptoms: think mitochondrial disease.
title_full_unstemmed Unexplained gastrointestinal symptoms: think mitochondrial disease.
title_short Unexplained gastrointestinal symptoms: think mitochondrial disease.
title_sort unexplained gastrointestinal symptoms think mitochondrial disease
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