Marc Vella

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We have been using the flexible cystoscope since 1987. Detailed information is given concerning the technique of flexible cystoscopy, its indications, advantages and disadvantages. A comparison is made with the results obtained using the rigid cystoscope in an initial series of 100 patients, yielding false negative results in only 8% of cases during the(More)
Adaptive filters have become a very useful building block in several of today’s systems. One of the most common application being Line Echo Cancellation (LEC). The ever increasing data rates used in such communication systems bring along the need for faster adaptive filtering systems that are capable of handling the echo tail generated. This poses two main(More)
Because of failure to fully respond to an initial intraarticular injection of dysprosium 165-ferric hydroxide macroaggregates, 17 patients with seropositive rheumatoid arthritis underwent repeat radiation synovectomy using this agent. Of the 13 patients who were evaluated 1 year later, 54% (7 knees) had good results, 31% (4 knees) had fair results, and 15%(More)
Double-contrast barium enema still is regarded by many as the investigation of choice for patients with large bowel symptoms. The aim of this study was to compare the stage and outcome of patients with colorectal cancer diagnosed by video colonoscopy (VC) and barium enema (BE) in a single institution. Between July 1997 and December 2001, data were gathered(More)
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