Practice parameter: Electrodiagnostic studies in carpal tunnel syndrome [RETIRED]

Carpal tunnel syndrome (CTS) is a common clinical problem and frequently requires surgical therapy.The results of electrodiagnostic (EDX) studies have been found to be highly sensitive and specific for the diagnosis of CTS.This document defines the standards, guidelines, and options for EDX studies of CTS based on a critical review of the literature published in 1993 1 and recently updated by a review of the literature through the year 2000. 2 The reader is referred to the updated review 2 for a detailed discussion of the literature and the EDX techniques for the assessment of CTS that are summarized here.Both reviews addressed the following key clinical questions