I had the same feeling about putting together the guaiac home testing kit that I did when I was a boy building toy models. As my brother was putting the final coat of paint on his jet fighter, I was ...

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 ...

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 ...

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?

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 ...