{"title":"Assessment of Carpal Tunnel Syndrome in Patients With Wrist Involvement During the Course of Inflammatory Arthritis. A Cross-Sectional Study.","authors":"Fabio Massimo Perrotta, Marcella Antenucci, Marcello Zappia, Ennio Lubrano","doi":"10.1002/msc.70063","DOIUrl":null,"url":null,"abstract":"<p><strong>Aim: </strong>The aim of the study was to evaluate the ultrasonographic (United States) alterations of the median nerve, the performance of the Kamath screening questionnaire and the clinical examination (Tinel and Phanel test) in patients with rheumatoid arthritis (RA) and psoriatic arthritis (PsA) with previous or present inflammatory involvement of the radio-ulno-carpal joint.</p><p><strong>Patients and methods: </strong>A cross-sectional study was carried out. Patients with RA and PsA and clinical symptoms suggestive of CTS were consecutively recruited. The main clinical-demographic characteristics were collected in all patients. The Kamath questionnaire was administered to all patients during the clinic visit. The US examination was used as a 'gold-standard' for the diagnosis of CTS (transverse nerve area > 12 mm<sup>2</sup> and morpho-structural alterations) and was used to assess the sensitivity and specificity of the Kamath questionnaire and the Tinel and Phanel clinical tests.</p><p><strong>Results: </strong>44 patients, 34 patients with RA and 10 patients with PsA were evaluated. 7 (16%) patients had a median nerve cross-sectional area > 12 mm<sup>2</sup>, associated with US abnormalities of the nerve. The Kamath questionnaire showed moderate sensitivity values (71.4%) but low specificity (56.7%) for ultrasonographic diagnosis of CTS with a negative predictive value of 91.3%. Clinical tests show low sensitivity but high specificity. No statistically significant correlations were found with the main clinical variables.</p><p><strong>Conclusions: </strong>The screening questionnaire showed moderate sensitivity but low specificity compared to the ultrasound 'gold standard'. Clinical tests may support the diagnosis of CTS in these conditions.</p>","PeriodicalId":46945,"journal":{"name":"Musculoskeletal Care","volume":"23 1","pages":"e70063"},"PeriodicalIF":1.5000,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Musculoskeletal Care","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.1002/msc.70063","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"Q3","JCRName":"RHEUMATOLOGY","Score":null,"Total":0}
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Abstract
Aim: The aim of the study was to evaluate the ultrasonographic (United States) alterations of the median nerve, the performance of the Kamath screening questionnaire and the clinical examination (Tinel and Phanel test) in patients with rheumatoid arthritis (RA) and psoriatic arthritis (PsA) with previous or present inflammatory involvement of the radio-ulno-carpal joint.
Patients and methods: A cross-sectional study was carried out. Patients with RA and PsA and clinical symptoms suggestive of CTS were consecutively recruited. The main clinical-demographic characteristics were collected in all patients. The Kamath questionnaire was administered to all patients during the clinic visit. The US examination was used as a 'gold-standard' for the diagnosis of CTS (transverse nerve area > 12 mm2 and morpho-structural alterations) and was used to assess the sensitivity and specificity of the Kamath questionnaire and the Tinel and Phanel clinical tests.
Results: 44 patients, 34 patients with RA and 10 patients with PsA were evaluated. 7 (16%) patients had a median nerve cross-sectional area > 12 mm2, associated with US abnormalities of the nerve. The Kamath questionnaire showed moderate sensitivity values (71.4%) but low specificity (56.7%) for ultrasonographic diagnosis of CTS with a negative predictive value of 91.3%. Clinical tests show low sensitivity but high specificity. No statistically significant correlations were found with the main clinical variables.
Conclusions: The screening questionnaire showed moderate sensitivity but low specificity compared to the ultrasound 'gold standard'. Clinical tests may support the diagnosis of CTS in these conditions.
期刊介绍:
Musculoskeletal Care is a peer-reviewed journal for all health professionals committed to the clinical delivery of high quality care for people with musculoskeletal conditions and providing knowledge to support decision making by professionals, patients and policy makers. This journal publishes papers on original research, applied research, review articles and clinical guidelines. Regular topics include patient education, psychological and social impact, patient experiences of health care, clinical up dates and the effectiveness of therapy.