Mercury urine

Keywords: Urine mercury, Urine Hg

Specimen:

24 h urine collection with special preservatives.

Method:

Inductively coupled plasma mass spectrometry (ICP-MS).

Reference Interval:

< 0.20 µmol/24 h

Application:

Suspected mercury poisoning.

Occupational exposure.

There is no convincing evidence that measurement of urine mercury is useful in the diagnosis of toxicity due to amalgam fillings.

Interpretation:

Excretion of > 0.5 µmol/24 h indicates a high probability of mercury poisoning, sufficient to cause symptoms.

Reference:

Risher JF et al. Toxicol Ind Health. 2002; 18(3): 109-160.