Agreement of electrodiagnosis, clinical findings and MRI in patients with low back pain

Autor: Mozaffar Hosseininezhad, Hamidreza Hatamian, Ahmad Alizadeh, Bahman Firozkohi, Shahrokh Yousefzadeh, Babak Bakhshayesh, Mohammadali Hajebrahimi
Jazyk: angličtina
Rok vydání: 2015
Předmět:
Zdroj: International Clinical Neuroscience Journal, Vol 2, Iss 1, Pp 26-32 (2015)
Druh dokumentu: article
ISSN: 2383-1871
2383-2096
DOI: 10.22037/icnj.v2i1.8137
Popis: Background and Purpose: Disc herniation leading to radiculopathy is one of the important differential diagnosis of low back pain which needs specific medical care. Radiculopathies can be initially diagnosed by history taking and physical examination. However role of other diagnostic methods like Magnetic resonance imaging (MRI) and Electromyography (EMG) in narrowing differential diagnosis is warranted when clinical data are inconsistent or inadequate. In this study we evaluated level of agreements among three methods of radiculopathy diagnosis including EMG, MRI and physical exam. Methods: This study is a comparative cross sectional study on 384 patients which was performed among patients who were referred to electrodiagnosis center for their back pain. Results from 3 questionnaires that filled by neurosurgeon for clinical results, radiologist for MRI findings and neurologist for electrodiagnosis findings were psychometrically analyzed using Kappa index for agreement among three methods. Results: From the 384 cases studied, MRI were successful in 90.6% (348 cases) to identify radiculopathy and EMG and clinic with 76.6% (295 cases) and 70.5% (286 patients), respectively. EMG and MRI have agreed in 76.8% of cases in the diagnosis of radiculopathy. MRI and clinical data in 69.7% of cases (Pvalue
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