Nerve conduction abnormalities in patients with newly diagnosed diabetes mellitus

Background: Peripheral neuropathy is the most common neurologic complication of diabetes mellitus (DM). The incidence of neuropathy increases with increasing duration of diabetes. Diabetes may be preceded by a long period of clinically silent impaired glucose tolerance, altering the nerve function b...

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Main Authors: Aditya Prakash Kulkarni, Aralikatte Onkarappa Saroja, Karkal Ravishankar Naik, Vikrant Ghatnatti, Nagabushan Hesarur
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2018-01-01
Series:Journal of the Scientific Society
Subjects:
Online Access:http://www.jscisociety.com/article.asp?issn=0974-5009;year=2018;volume=45;issue=1;spage=30;epage=33;aulast=Kulkarni
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author Aditya Prakash Kulkarni
Aralikatte Onkarappa Saroja
Karkal Ravishankar Naik
Vikrant Ghatnatti
Nagabushan Hesarur
author_facet Aditya Prakash Kulkarni
Aralikatte Onkarappa Saroja
Karkal Ravishankar Naik
Vikrant Ghatnatti
Nagabushan Hesarur
author_sort Aditya Prakash Kulkarni
collection DOAJ
description Background: Peripheral neuropathy is the most common neurologic complication of diabetes mellitus (DM). The incidence of neuropathy increases with increasing duration of diabetes. Diabetes may be preceded by a long period of clinically silent impaired glucose tolerance, altering the nerve function by the time diabetes is diagnosed. Objectives: Assessment of early electrophysiological evidence of peripheral neuropathy in patients with newly diagnosed DM. Materials and Methods: Patients with newly diagnosed type 2 DM within 1 month of detection with or without clinical features of neuropathy were prospectively recruited. Nerve conduction studies were performed on the right upper and lower limbs. Sympathetic skin response and heart rate variability were studied. Results: Twenty-four patients (14 men and 10 women) with newly diagnosed DM were included in the study whose age was 57.66 ± 14.52 years. Eight patients had distal paresthesiae in the lower limbs of whom two had sensory deficit and two had mild motor deficit clinically. Thirteen patients (54.16%) had abnormal sensory conductions and nine patients had abnormal motor conductions. F-wave latencies were significantly prolonged in the upper and lower limbs. Sympathetic skin response was absent in four patients and R-R variation was subnormal in ten patients. Nerve conduction parameters showed correlation with increasing age and hyperglycemia values. Conclusion: Patients with newly detected diabetes have high incidence of clinically manifest and subclinical peripheral neuropathy.
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spelling doaj.art-0eb6e3512a944e99a65e056b0b30b0182022-12-22T01:10:45ZengWolters Kluwer Medknow PublicationsJournal of the Scientific Society0974-50092018-01-01451303310.4103/jss.JSS_21_18Nerve conduction abnormalities in patients with newly diagnosed diabetes mellitusAditya Prakash KulkarniAralikatte Onkarappa SarojaKarkal Ravishankar NaikVikrant GhatnattiNagabushan HesarurBackground: Peripheral neuropathy is the most common neurologic complication of diabetes mellitus (DM). The incidence of neuropathy increases with increasing duration of diabetes. Diabetes may be preceded by a long period of clinically silent impaired glucose tolerance, altering the nerve function by the time diabetes is diagnosed. Objectives: Assessment of early electrophysiological evidence of peripheral neuropathy in patients with newly diagnosed DM. Materials and Methods: Patients with newly diagnosed type 2 DM within 1 month of detection with or without clinical features of neuropathy were prospectively recruited. Nerve conduction studies were performed on the right upper and lower limbs. Sympathetic skin response and heart rate variability were studied. Results: Twenty-four patients (14 men and 10 women) with newly diagnosed DM were included in the study whose age was 57.66 ± 14.52 years. Eight patients had distal paresthesiae in the lower limbs of whom two had sensory deficit and two had mild motor deficit clinically. Thirteen patients (54.16%) had abnormal sensory conductions and nine patients had abnormal motor conductions. F-wave latencies were significantly prolonged in the upper and lower limbs. Sympathetic skin response was absent in four patients and R-R variation was subnormal in ten patients. Nerve conduction parameters showed correlation with increasing age and hyperglycemia values. Conclusion: Patients with newly detected diabetes have high incidence of clinically manifest and subclinical peripheral neuropathy.http://www.jscisociety.com/article.asp?issn=0974-5009;year=2018;volume=45;issue=1;spage=30;epage=33;aulast=KulkarniF-wavesnerve conduction studiesneuropathynewly diagnosed diabetes mellitus
spellingShingle Aditya Prakash Kulkarni
Aralikatte Onkarappa Saroja
Karkal Ravishankar Naik
Vikrant Ghatnatti
Nagabushan Hesarur
Nerve conduction abnormalities in patients with newly diagnosed diabetes mellitus
Journal of the Scientific Society
F-waves
nerve conduction studies
neuropathy
newly diagnosed diabetes mellitus
title Nerve conduction abnormalities in patients with newly diagnosed diabetes mellitus
title_full Nerve conduction abnormalities in patients with newly diagnosed diabetes mellitus
title_fullStr Nerve conduction abnormalities in patients with newly diagnosed diabetes mellitus
title_full_unstemmed Nerve conduction abnormalities in patients with newly diagnosed diabetes mellitus
title_short Nerve conduction abnormalities in patients with newly diagnosed diabetes mellitus
title_sort nerve conduction abnormalities in patients with newly diagnosed diabetes mellitus
topic F-waves
nerve conduction studies
neuropathy
newly diagnosed diabetes mellitus
url http://www.jscisociety.com/article.asp?issn=0974-5009;year=2018;volume=45;issue=1;spage=30;epage=33;aulast=Kulkarni
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AT karkalravishankarnaik nerveconductionabnormalitiesinpatientswithnewlydiagnoseddiabetesmellitus
AT vikrantghatnatti nerveconductionabnormalitiesinpatientswithnewlydiagnoseddiabetesmellitus
AT nagabushanhesarur nerveconductionabnormalitiesinpatientswithnewlydiagnoseddiabetesmellitus