Ultrasound of Median Nerve in the Diagnosis of Carpal Tunnel Syndrome—Correlation with Electrophysiological Studies

Carpal tunnel syndrome (CTS) is the most common entrapment neuropathy caused by impairment of the median nerve due to compression as it passes through the carpal tunnel. The current gold standard in diagnosing CTS and nerve damage is by electrophysiological nerve conduction study (NCS). However, 10...

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Main Author: K. Kanagasabai
Format: Article
Language:English
Published: Thieme Medical and Scientific Publishers Pvt. Ltd. 2022-03-01
Series:Indian Journal of Radiology and Imaging
Subjects:
Online Access:http://www.thieme-connect.de/DOI/DOI?10.1055/s-0041-1741088
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author K. Kanagasabai
author_facet K. Kanagasabai
author_sort K. Kanagasabai
collection DOAJ
description Carpal tunnel syndrome (CTS) is the most common entrapment neuropathy caused by impairment of the median nerve due to compression as it passes through the carpal tunnel. The current gold standard in diagnosing CTS and nerve damage is by electrophysiological nerve conduction study (NCS). However, 10 to 25% of NCS results are falsely negative. Moreover, NCS remains an expensive and time-consuming procedure for patients. Ultrasonography serves as a real-time, well-tolerated, portable, and noninvasive tool for assessing the carpal tunnel. This study aims to assess the role of high-frequency ultrasound of the median nerve at the wrist in evaluating CTS and correlate with NCS to determine whether sonography can be used as an alternative to NCS in diagnosing and grading CTS.
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spelling doaj.art-c2d37dbdf9544a4788146819cfb21af32022-12-22T00:24:15ZengThieme Medical and Scientific Publishers Pvt. Ltd.Indian Journal of Radiology and Imaging0971-30261998-38082022-03-01320101602910.1055/s-0041-1741088Ultrasound of Median Nerve in the Diagnosis of Carpal Tunnel Syndrome—Correlation with Electrophysiological StudiesK. Kanagasabai0Department of Radiology, Kauvery Hospital, Chennai, Tamil Nadu, IndiaCarpal tunnel syndrome (CTS) is the most common entrapment neuropathy caused by impairment of the median nerve due to compression as it passes through the carpal tunnel. The current gold standard in diagnosing CTS and nerve damage is by electrophysiological nerve conduction study (NCS). However, 10 to 25% of NCS results are falsely negative. Moreover, NCS remains an expensive and time-consuming procedure for patients. Ultrasonography serves as a real-time, well-tolerated, portable, and noninvasive tool for assessing the carpal tunnel. This study aims to assess the role of high-frequency ultrasound of the median nerve at the wrist in evaluating CTS and correlate with NCS to determine whether sonography can be used as an alternative to NCS in diagnosing and grading CTS.http://www.thieme-connect.de/DOI/DOI?10.1055/s-0041-1741088cross-sectional areactsflattening ratiomedian nervencspalmar bowing
spellingShingle K. Kanagasabai
Ultrasound of Median Nerve in the Diagnosis of Carpal Tunnel Syndrome—Correlation with Electrophysiological Studies
Indian Journal of Radiology and Imaging
cross-sectional area
cts
flattening ratio
median nerve
ncs
palmar bowing
title Ultrasound of Median Nerve in the Diagnosis of Carpal Tunnel Syndrome—Correlation with Electrophysiological Studies
title_full Ultrasound of Median Nerve in the Diagnosis of Carpal Tunnel Syndrome—Correlation with Electrophysiological Studies
title_fullStr Ultrasound of Median Nerve in the Diagnosis of Carpal Tunnel Syndrome—Correlation with Electrophysiological Studies
title_full_unstemmed Ultrasound of Median Nerve in the Diagnosis of Carpal Tunnel Syndrome—Correlation with Electrophysiological Studies
title_short Ultrasound of Median Nerve in the Diagnosis of Carpal Tunnel Syndrome—Correlation with Electrophysiological Studies
title_sort ultrasound of median nerve in the diagnosis of carpal tunnel syndrome correlation with electrophysiological studies
topic cross-sectional area
cts
flattening ratio
median nerve
ncs
palmar bowing
url http://www.thieme-connect.de/DOI/DOI?10.1055/s-0041-1741088
work_keys_str_mv AT kkanagasabai ultrasoundofmediannerveinthediagnosisofcarpaltunnelsyndromecorrelationwithelectrophysiologicalstudies