Abstract
The detection of ketone bodies in urine specimens is sufficiently important to warrant the inclusion of a nitroprusside test for ketonuria as a part of the routine urinalysis. In the past, methods available have included a tablet test (Acetest) and the Rothera test, a conventional test tube procedure. Recently the nitroprusside test for urine ketones has been made available as a stick or dip test with a preparation called Ketostix. This test, like the other nitroprusside tests, depends on the reaction between acetoacetic acid and nitroprusside to produce a colored complex. In order to determine the accuracy and simplicity of the new test, it was compared with the two more standard procedures on a series of routine urine specimens in a general hospital laboratory. Tests were also carried out by experienced and inexperienced personnel on urines with and without added acetoacetic acid. The present report describes the results obtained in
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