Hannes Gruber

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Injection therapies play a major role in the treatment of low back pain and radiculopathy and are becoming integral parts of a multidisciplinary approach in treatment and rehabilitation of patients with pain. Pararadicular-and facet-joint injections in the lumbar spine are preferentially performed with computed tomography (CT) or fluoroscopy-guidance. In(More)
OBJECTIVE To determine feasibility of ultrasonography in detecting the normal accessory nerve as well as pathologic changes in cases of accessory nerve palsy. METHODS Four patients with accessory nerve palsy were investigated by ultrasonography. Three cases of accessory nerve palsy after lymph node biopsy and neck dissection were primarily diagnosed on(More)
BACKGROUND AND OBJECTIVES The objective of this study was to show the efficacy of ultrasound in facilitating the performance of a simulated cervical periradicular injection in cadavers. METHODS A total of 40 ultrasound-guided examinations at 4 levels (C3 to C7) were performed on 4 embalmed cadavers. The cervical spinal nerves were located with ultrasound.(More)
The temporomandibular joint (TMJ) is a common site of complaint. Clicking sounds and pain are indicators of a frequent condition called internal derangement, most often affecting females. As a general term, internal derangement describes a structural abnormality within an articulation. The internal derangement of the TMJ is a specific term defined as an(More)
PURPOSE Postoperative brachial plexus lesion has been reported only rarely after catheterization of the right internal jugular vein (RIJV), and then is usually considered to be the result of puncture hematoma. CLINICAL FEATURES We here present the case of plexus brachialis injury after catheterization of the RIJV with ultrasonography showing direct(More)
In most individuals, plantar to the first metatarsal head, a more or less well developed crest separates the two furrows for the medial and the lateral sesamoid bones. In some instances, the absence of this crest has been observed in a previous study. This observation may be related to a pathological and/or an ontogenetic development. For the present(More)
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