Medical Term:
Volhard test
Pronunciation: fol'hart
Definition
a test for renal function: the patient drinks 1500 mL of water on an empty stomach; if the patient was not dehydrated beforehand and the kidneys are normal, this fluid will be excreted by the end of 4 hours with specific gravity of the urine ranging from 1.001–1.004.
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Examples: glitazone, GI cocktail, etc.
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