guaiac

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Related to guaiac gum: Guaiacum

guaiac

 [gwi´ak]
a resin from certain Caribbean trees, used as a reagent.
guaiac test one for occult blood; glacial acetic acid and guaiac are mixed with the specimen; on addition of hydrogen peroxide, the presence of blood is indicated by a blue tint.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

guai·ac

(gwī'ak),
The resin of Guaiacum officinale or G. sanctum (family Zygophyllaceae); a nauseant, diaphoretic, stimulant, and reagent used in testing for occult blood.
Synonym(s): guaiac gum
[Sp. guayaco, imitating the native Carib name]
Farlex Partner Medical Dictionary © Farlex 2012

lignum vitae

Herbal medicine
A Caribbean tree that is rich in saponins, resin, guaiaretic and guaiacolic acids; it is anti-inflammatory, laxative and stimulatory, and has been used to treat arthritis and gout; its products have been commercialised in mainstream medicine in the guaiac test for occult bleeding of the large intestine, which is often a sign of colorectal cancer.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

guai·ac

(gwī'ak)
Nauseant, diaphoretic, stimulant, and reagent used in testing for occult blood. Also called guaiac gum.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

guai·ac

(gwī'ak)
The resin of Guaiacum officinale or G. sanctum; a nauseant, diaphoretic, stimulant, and reagent used in testing for occult blood.
Medical Dictionary for the Dental Professions © Farlex 2012