struvite(redirected from Guanite)
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The hexahydrate of magnesium ammonium phosphate; found in some renal calculi. Compare: bobierrite, newberyite.
[H.C.G. von Struve, Russian diplomat + -ite]
Magnesium ammonium phosphate crystals, important in health care because they cause about 15% of all kidney stones. They are formed in the urinary tract in conjunction with some bacterial infections, such as infection with Proteus mirabilis, and in some patients with hypercalciuria.
magnesium-ammonium-phosphate hexahydrate. See also urolith.
see struvite uroliths.
a normal finding in cats but large numbers of crystals and, rarely, calculi are found in feline urological syndrome, contributing to obstruction of the urinary tract.