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Ultrasound differentiation of two types of de Quervain's disease: the role of retinaculum

2009; BMJ; Volume: 69; Issue: 5 Linguagem: Inglês

10.1136/ard.2009.123026

1468-2060

Alessandro Volpe, Michele Pavoni, Antonio Marchetta, P. Caramaschi, Domenico Biasi, C. Zorzi, Guido Arcaro, Walter Grassi,

Peripheral Nerve Disorders

de Quervain's disease (dQD) is a stenosing tenosynovitis of the first extensor compartment of the wrist which is formed by the tendons of the abductor pollicis longus (APL) and extensor pollicis brevis (EPB).1,–,3 Thirty-three consecutive patients with a clinical diagnosis of dQD underwent ultrasound (US). The inclusion criteria were (1) a history of pain over the radial aspect of the wrist aggravated by excessive use of the thumb; (2) an orthopaedic diagnosis of dQD; and (3) a positive Finkelstein test. The control group consisted of 24 healthy subjects and was matched for age and sex. All studies were performed using a Vivid 7 machine (General Electric, Milwaukee, Wisconsin, USA) with a 12 MHz matrix linear array transducer. The sonographer was not blinded to the identity of the control subjects. Statistical analysis was performed using the Student …