Morphologic Changes in Autonomic Nerves in Diabetic Autonomic Neuropathy

Diabetic neuropathy is one of the major complications of diabetes, and it increases morbidity and mortality in patients with both type 1 diabetes mellitus (T1DM) and type 2 diabetes mellitus (T2DM). Because the autonomic nervous system, for example, parasympathetic axons, has a diffuse and wide dist...

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Main Authors: Heung Yong Jin, Hong Sun Baek, Tae Sun Park
Format: Article
Language:English
Published: Korean Diabetes Association 2015-12-01
Series:Diabetes & Metabolism Journal
Subjects:
Online Access:http://e-dmj.org/Synapse/Data/PDFData/2004DMJ/dmj-39-461.pdf
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author Heung Yong Jin
Hong Sun Baek
Tae Sun Park
author_facet Heung Yong Jin
Hong Sun Baek
Tae Sun Park
author_sort Heung Yong Jin
collection DOAJ
description Diabetic neuropathy is one of the major complications of diabetes, and it increases morbidity and mortality in patients with both type 1 diabetes mellitus (T1DM) and type 2 diabetes mellitus (T2DM). Because the autonomic nervous system, for example, parasympathetic axons, has a diffuse and wide distribution, we do not know the morphological changes that occur in autonomic neural control and their exact mechanisms in diabetic patients with diabetic autonomic neuropathy (DAN). Although the prevalence of sympathetic and parasympathetic neuropathy is similar in T1DM versus T2DM patients, sympathetic nerve function correlates with parasympathetic neuropathy only in T1DM patients. The explanation for these discrepancies might be that parasympathetic nerve function was more severely affected among T2DM patients. As parasympathetic nerve damage seems to be more advanced than sympathetic nerve damage, it might be that parasympathetic neuropathy precedes sympathetic neuropathy in T2DM, which was Ewing's concept. This could be explained by the intrinsic morphologic difference. Therefore, the morphological changes in the sympathetic and parasympathetic nerves of involved organs in T1DM and T2DM patients who have DAN should be evaluated. In this review, evaluation methods for morphological changes in the epidermal nerves of skin, and the intrinsic nerves of the stomach will be discussed.
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spelling doaj.art-fa16b5a0f31c4d6e94d9838d8e5a4ba82022-12-22T02:08:33ZengKorean Diabetes AssociationDiabetes & Metabolism Journal2233-60792233-60872015-12-0139646146710.4093/dmj.2015.39.6.46114722Morphologic Changes in Autonomic Nerves in Diabetic Autonomic NeuropathyHeung Yong JinHong Sun BaekTae Sun ParkDiabetic neuropathy is one of the major complications of diabetes, and it increases morbidity and mortality in patients with both type 1 diabetes mellitus (T1DM) and type 2 diabetes mellitus (T2DM). Because the autonomic nervous system, for example, parasympathetic axons, has a diffuse and wide distribution, we do not know the morphological changes that occur in autonomic neural control and their exact mechanisms in diabetic patients with diabetic autonomic neuropathy (DAN). Although the prevalence of sympathetic and parasympathetic neuropathy is similar in T1DM versus T2DM patients, sympathetic nerve function correlates with parasympathetic neuropathy only in T1DM patients. The explanation for these discrepancies might be that parasympathetic nerve function was more severely affected among T2DM patients. As parasympathetic nerve damage seems to be more advanced than sympathetic nerve damage, it might be that parasympathetic neuropathy precedes sympathetic neuropathy in T2DM, which was Ewing's concept. This could be explained by the intrinsic morphologic difference. Therefore, the morphological changes in the sympathetic and parasympathetic nerves of involved organs in T1DM and T2DM patients who have DAN should be evaluated. In this review, evaluation methods for morphological changes in the epidermal nerves of skin, and the intrinsic nerves of the stomach will be discussed.http://e-dmj.org/Synapse/Data/PDFData/2004DMJ/dmj-39-461.pdfAutonomic neuropathyAutonomic pathwaysDiabetesMorphology
spellingShingle Heung Yong Jin
Hong Sun Baek
Tae Sun Park
Morphologic Changes in Autonomic Nerves in Diabetic Autonomic Neuropathy
Diabetes & Metabolism Journal
Autonomic neuropathy
Autonomic pathways
Diabetes
Morphology
title Morphologic Changes in Autonomic Nerves in Diabetic Autonomic Neuropathy
title_full Morphologic Changes in Autonomic Nerves in Diabetic Autonomic Neuropathy
title_fullStr Morphologic Changes in Autonomic Nerves in Diabetic Autonomic Neuropathy
title_full_unstemmed Morphologic Changes in Autonomic Nerves in Diabetic Autonomic Neuropathy
title_short Morphologic Changes in Autonomic Nerves in Diabetic Autonomic Neuropathy
title_sort morphologic changes in autonomic nerves in diabetic autonomic neuropathy
topic Autonomic neuropathy
Autonomic pathways
Diabetes
Morphology
url http://e-dmj.org/Synapse/Data/PDFData/2004DMJ/dmj-39-461.pdf
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AT hongsunbaek morphologicchangesinautonomicnervesindiabeticautonomicneuropathy
AT taesunpark morphologicchangesinautonomicnervesindiabeticautonomicneuropathy