Cranberry Research Today is a free monthly online journal that collates and summarizes the latest research about Cranberry, including details on benefits, antioxidants, utis, cystitis.

Evaluation of the nitrite and leukocyte esterase activity tests for the diagnosis of acute symptomatic urinary tract infection in men.

Koeijers JJ, Kessels AG, Nys S, Bartelds A, Donker G, Stobberingh EE, Verbon A

Department of Internal Medicine, University Hospital Maastricht, The Netherlands.

For 422 male patients with symptoms indicative of a urinary tract infection, nitrite and leukocyte esterase activity dipstick test results were compared with results of culture of urine samples. The positive predictive value of a positive nitrite test result was 96%. Addition of results of the leukocyte esterase test did not improve the diagnostic accuracy of the nitrite test.

Published 6 September 2007 in Clin Infect Dis, 45(7): 894-6.
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