LOINC long common name : Deprecated PhenX measure - urinary creatinine assay for kidney function;
LOINC description : A bioassay to measure urine concentration of creatinine, a muscle metabolite that
is filtered out of blood by the kidneys. The urinary creatinine measure should be
done in conjunction with urinary microablumin to determine ratio of urine albumin
to urine creatinine which can predict the risk of nephropathy (National Health and
Nutrition Examination Survey and University of Minnesota Laboratory Procedure Manual
for Urinary Creatinine, 2008).;