Ratio of the Cross Sectional Area of Median Nerve to Ulnar Nerve in Diagnosing Carpal Tunnel Syndrome

Completed

• Conditions: An Innovative Diagnostic Method for Carpal Tunnel Syndrome

• Registration Number: NCT03033173
• Lead Sponsor: Taipei Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation

Brief Summary

An innovative diagnostic ultrasound method for carpal tunnel syndrome was proposed and compared between carpal tunnel syndrome patients and healthy volunteers.

Detailed Description

Not available

Study Timeline

• Study Start: 2013-01
• Primary Completion: 2014-12
• Study Completion: 2014-12
• Status Verified: 2017-01
• Study First Submitted: 2017-01-18
• Study First Submitted QC: 2017-01-24
• Last Update Submitted: 2017-01-24
• Study First Posted: 2017-01-26
• Last Update Posted: 2017-01-26

Recruitment & Eligibility

• Status: COMPLETED
• Sex: All
• Target Recruitment: 74

Inclusion Criteria

• CTS patients were required to have subjective symptoms of numbness, tingling pain, or dysesthesia over the median nerve innervated area of the involved hand.
• Patients should have positive response in either Tinel's test or Phalen's test during physical examination
• Evidence of median neuropathy at wrist level in NCS.
• Control subjects should have neither symptoms nor signs of CTS along with no abnormal findings in electrodiagnostic study of the median nerve and the ulnar nerve across the wrist joint.

Exclusion Criteria

• Age younger than 20 years old
• Electrodiagnostic evidence of ulnar neuropathy at the wrist level
• Previous trauma or surgery history of hand
• Medical history of hypothyroidism, diabetes mellitus, uremia, rheumatoid arthritis, amyloidosis, and acromegaly
• Pregnancy

Study & Design

• Study Type: OBSERVATIONAL
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Sonographical findings between hands with CTS and healthy hands	Within one week after ultrasound examination