The heartbreak of home guaiac testing Even medical pros struggle with the more awkward situations involved in routine health care. When I was a kid, there was an annoying commercial on the television ...
The number of colonoscopies needed to detect one person with advanced neoplasia was 5.1 for guaiac-positive patients but only 2.7 for immunochemical-test–positive patients. Colonoscopy revealed ...
TESTS for blood in the stool vary in sensitivity; it is generally agreed that the unmodified benzidine test gives a positive reaction if the patient has eaten meat, but the guaiac test is not ...
In this era of skyrocketing health-care costs, how many serial stool guaiac tests would a patient have to have in order to obtain results equivalent to screening colonoscopy for colorectal cancer?
We investigated variations in sensitivity of an immunochemical (I-FOBT) and a guaiac (G-FOBT) faecal occult blood test according to type and location of lesions in an average-risk 50- to 74-year-old ...
Several colorectal cancer-screening tests are available, but it is uncertain which provides the best balance of risks and benefits within a screening programme. We evaluated cost-effectiveness of a ...
This article is intended chiefly as a review of the one contributed by Dr. Whitney to the Boston Medical and Surgical Journal, Jan. 18, 1909, in which it is stated that the guaiac test was not a test ...
A new study found fecal immunochemical testing is more effective than guaiac fecal occult blood testing and is often performed at a lower cost, according to findings published by the Journal of the ...
In this study, the performance characteristics of the immunochemical test were superior to those of the Hemoccult II guaiac-based test. Note, however, that Hemoccult II is less sensitive than the ...
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