Diagnosing Carpal Tunnel Syndrome by Ultrasound

Background Carpal tunnel syndrome (CTS) is traditionally diagnosed by clinical evaluation and nerve conduction studies (NCS). Ultrasound is now widely used in the diagnosis of musculoskeletal disorders. The objective of this study was to compare the sonographic measurements of median nerve in patien...

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Main Author: Mamoona Chiragh
Format: Article
Language:English
Published: Rawalpindi Medical University 2009-12-01
Series:Journal of Rawalpindi Medical College
Subjects:
Online Access:https://www.journalrmc.com/index.php/JRMC/article/view/746
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author Mamoona Chiragh,
author_facet Mamoona Chiragh,
author_sort Mamoona Chiragh,
collection DOAJ
description Background Carpal tunnel syndrome (CTS) is traditionally diagnosed by clinical evaluation and nerve conduction studies (NCS). Ultrasound is now widely used in the diagnosis of musculoskeletal disorders. The objective of this study was to compare the sonographic measurements of median nerve in patients of CTS with NCS results, taking NCS as gold standard and to evaluate the diagnostic role of ultrasound so that it could be used in the diagnosis of CTS. Methods: This cross sectional Analytical study was carried out at Department of Radiology, Combined Military Hospital Lahore over a period of one year from 21st August 2006 to 20th August 2007. One hundred and twenty wrists in sixty CTS patients were imaged by high resolution ultrasound. The cross sectional area of the median nerve was measured at the level of pisiform bone. All patients had nerve conduction studies. The ultrasound measurements of the median nerve cross sectional area and the results of nerve conduction studies were compared and analyzed. Results: The mean cross sectional area of the median nerve at the level of pisifom was 13mm2 in CTS patients. When NCS results were taken as gold standard, the ultrasound yielded a sensitivity of 94.7%, specificity of 63.6% and diagnostic accuracy of 87.8%. Conclusion: High resolution ultrasound is quite accurate and it can be used reliably and cost effectively in the diagnosis of CTS especially for screening of large population of CTS patients.
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spelling doaj.art-85750510b4b74b7da24c07aa0f44a0452022-12-22T00:56:12ZengRawalpindi Medical UniversityJournal of Rawalpindi Medical College1683-35621683-35702009-12-01122Diagnosing Carpal Tunnel Syndrome by UltrasoundMamoona Chiragh,0Department of Radiology, Combined Military Hospital, LahoreBackground Carpal tunnel syndrome (CTS) is traditionally diagnosed by clinical evaluation and nerve conduction studies (NCS). Ultrasound is now widely used in the diagnosis of musculoskeletal disorders. The objective of this study was to compare the sonographic measurements of median nerve in patients of CTS with NCS results, taking NCS as gold standard and to evaluate the diagnostic role of ultrasound so that it could be used in the diagnosis of CTS. Methods: This cross sectional Analytical study was carried out at Department of Radiology, Combined Military Hospital Lahore over a period of one year from 21st August 2006 to 20th August 2007. One hundred and twenty wrists in sixty CTS patients were imaged by high resolution ultrasound. The cross sectional area of the median nerve was measured at the level of pisiform bone. All patients had nerve conduction studies. The ultrasound measurements of the median nerve cross sectional area and the results of nerve conduction studies were compared and analyzed. Results: The mean cross sectional area of the median nerve at the level of pisifom was 13mm2 in CTS patients. When NCS results were taken as gold standard, the ultrasound yielded a sensitivity of 94.7%, specificity of 63.6% and diagnostic accuracy of 87.8%. Conclusion: High resolution ultrasound is quite accurate and it can be used reliably and cost effectively in the diagnosis of CTS especially for screening of large population of CTS patients.https://www.journalrmc.com/index.php/JRMC/article/view/746Carpal tunnel syndromeUltrasound,Nerve conduction studies
spellingShingle Mamoona Chiragh,
Diagnosing Carpal Tunnel Syndrome by Ultrasound
Journal of Rawalpindi Medical College
Carpal tunnel syndrome
Ultrasound,
Nerve conduction studies
title Diagnosing Carpal Tunnel Syndrome by Ultrasound
title_full Diagnosing Carpal Tunnel Syndrome by Ultrasound
title_fullStr Diagnosing Carpal Tunnel Syndrome by Ultrasound
title_full_unstemmed Diagnosing Carpal Tunnel Syndrome by Ultrasound
title_short Diagnosing Carpal Tunnel Syndrome by Ultrasound
title_sort diagnosing carpal tunnel syndrome by ultrasound
topic Carpal tunnel syndrome
Ultrasound,
Nerve conduction studies
url https://www.journalrmc.com/index.php/JRMC/article/view/746
work_keys_str_mv AT mamoonachiragh diagnosingcarpaltunnelsyndromebyultrasound