Pieter Bas de Witte

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“Subacromial impingement syndrome (SIS)” is often used as a diagnostic label, but has become more controversial as such in the literature. We assessed views on SIS in clinical practice using a survey with 63 0–10 VAS items among orthopedic surgeons and physical therapists from the United States and the Netherlands. Multivariate regression and cluster(More)
BACKGROUND The subacromial impingement syndrome (SIS) is the most common diagnosed disorder of the shoulder in primary health care, but its aetiology is unclear. Conservative treatment regimes focus at reduction of subacromial inflammatory reactions or pathologic scapulohumeral motion patterns (intrinsic aetiology). Long-lasting symptoms are often treated(More)
OBJECTIVES Knowledge on the epidemiology and long-term course of rotator cuff calcific tendinitis (RCCT) is scarce. We assessed demographics, radiological characteristics, and their association with long-term outcomes in a large patient group. METHODS Baseline demographics, radiological characteristics and treatment were recorded in 342 patients.(More)
BACKGROUND AND PURPOSE Shoulder function may be changed after healing of a nonoperatively treated clavicular fracture, especially in cases of clavicular shortening or mal-union. We investigated scapular orientations and functional outcome in healed clavicular fractures with and without clavicular shortening. PATIENTS AND METHODS 32 participants with a(More)
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