By John M. G. Kauer, Anthony de Lange, Hans H. C. M. Savelberg, Jan G. M. Kooloos (auth.), Ryogo Nakamura M. D., Ronald L. Linscheid M. D., Takayuki Miura M. D. (eds.)

In fresh years wrist difficulties have more and more attracted the eye of orthopaedic and hand surgeons. a variety of advances were accomplished in sensible anatomy, biomechanics, prognosis, and therapy. There are, although, many arguable elements to those difficulties. Many medical and linked investigators from around the globe have tried to extend our wisdom of the wrist with enthusiastic and committed reports. a global symposium used to be held on the Nagoya citadel resort, Nagoya, Japan from March sixth via March eighth, 1991 to extra figuring out and advertise dialogue of wrist difficulties between a representive foreign team. nearly three hundred contributors from sixteen varied nations assembled for those discussions. This monograph includes forty chosen papers in keeping with shows given on the overseas symposium. the themes are divided into six chapters: useful Anatomy, analysis and easy reports; Kienbock's illness; Scaphoid Fracture, Distal Radius Fracture; Carpal Instability and Wrist ache; and Wrist Arthroplasty. a couple of distinctive observations in addition to special surgical strategies have been offered. those comprise issues equivalent to the vascularity of the triangular fibrocartilage, radial wedge osteotomy and vascular package deal implantation into the lunate for Kienbock's ailment, Herbert screw insertion notwithstanding a minimum publicity for acute scaphoid fracture, and shutting wedge oseotomy of the radial styloid for the early degree of the SLAC wrist. it really is was hoping that this monograph might be of gain to surgeons drawn to not just reaching extra passable medical results, but in addition in stimulating extra contemplation and study approximately those tricky wrist problems.

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15a,b. Dorsal ganglia. T2 weighted MRI in axial (a) and sagittal (b) planes demonstrate very bright focal signals (white) due to a dorsal ganglia (arrows) in the wrist both T 1 and T 2 signals are decreased in the proximal scaphoid pole compared to the distal pole, this supports decreased vascularity of the proximal fragment. MRI can readily show the soft tissue involvement of neoplastic processes, therefore if a potential or definite neoplastic process involves the wrist and/or the hand, MRI is the best way to demonstrate its extent.

In other distal radius fractures, CT has shown pylon fractures in the middle of the scaphoid or lunate fossa that cannot be seen on plain films. We do not yet know how to apply CT in the overall patient population. Currently we believe that if a patient's treatment may be changed from conservative to surgical by further anatomic information, CT may provide a valuable method to gain this information. If the fracture plane is sagittal, a coronal plane CT may provide a second valuable exam to display depression or elevation of distal radius fracture fragments.

9] We have been performing wrist arthrography for many years and have personal experience (LAG) of over 1000 cases. The last 500- 700 cases were performed using the triple joint arthrogram technique. Only a few points will be mentioned here. A. R. Stewart Fig. 16a,b. Dedicated wrist coil images. Coronal gradient echo images at I-mm thick sections with a more dorsal than b. These show triangular fibrocartilage (small arrow), scapholunate (between small arrowheads), lunotriquetral (between large arrowheads) and extrinsic ligaments (large arrows).

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