If this test comes back high, you might need to do a 24-hour urine protein test to verify the results. If you have other symptoms of preeclampsia, your doctor might also order a test.

BOSTON—It may be possible to get accurate urine protein excretion estimates in lupus nephritis patients in three or 12 hours instead of 24, according to researchers at Johns Hopkins University ...

The association between 24-hour collection and urine protein-to-creatinine ratio was moderate for mearing proteinuria levels in patients with amyloid light chain amyloidosis, according to data ...