Guaiac wood — phonetically pronounced “gwai-ak” — has quickly become one of the buzziest notes in perfumery, present in countless indie fragrances (and a few more popular scents, too). Native to the ...

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 ...

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 ...

Although European controlled trials of screening with a nonrehydrated guaiac-based fecal occult blood test (gFOBT) have shown it reduces colorectal cancer (CRC) deaths, real-world results could differ ...

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 ...

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 ...

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 ...