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Previous Volume 356:423-424 January 25, 2007 Number 4 Next

	Since this article has no abstract, we have provided an extract of the first 100 words of the full text and any section headings.

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To the Editor: In his Clinical Practice article, Schaeffer (Oct. 19 issue)¹ recommends the use of the Meares–Stamey 4-glass urine test in the diagnosis of chronic bacterial prostatitis. This investigation seems hard to justify since, as the author states, its accuracy and reliability have not been established.

The 4-glass test was shown to be of no value in the diagnosis of the chronic pelvic pain syndrome (category III prostatitis).^2,3,4 Moreover, by today's standards, there have been no appropriate evaluations of this test in patients with chronic bacterial prostatitis. Specifically, this test and the 2-glass modification have not been compared with . . . [Full Text of this Article]

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